| 单词 | subtend |
| 例句 | It’s still one earth, but it is now subtended by a layer of highly elastic non-time, wild time, that is akin to a global collective unconscious wherein past, present, and future occupy one unmediated plane. Living on Internet Time 2014-10-30T04:00:00Z The most indecent fake is the one Evans proclaimed “Our Lady of the Sports,” an ivory statue whose bare breasts are subtended by a gold bustier, and whose hips are framed with a gender-blurring codpiece. Remaking Ancient Greece, With Paints or Pixels 2017-12-21T05:00:00Z Every time it’s retold, it gathers into itself all annotations and variations on itself, which become part of it — it’s “an infinitely recursive epic that subtends and engulfs everything about it.” Grab Life By The Sugar Frosted Nutsack 2012-04-11T16:53:05Z It subtends and engulfs everything around it, voraciously, until it contains the whole verbal universe, and Nutsack is all that’s left: infinitely hot, infinitely dense, horribly debased, and extremely funny. Grab Life By The Sugar Frosted Nutsack 2012-04-11T16:53:05Z What sump of literal-mindedness must subtend a sensibility so obtuse as to miss the fact, even on the first page of this essay about the curdling of nineteen-sixties counterculture, that the telling doesn’t work? The Sharp Force and Disgraceful State of the Modern Aphorism 2018-09-10T04:00:00Z That is, the angle subtended at the eye by the image is greater than the angle subtended by the object. College Physics for AP Courses 2015-08-12T00:00:00Z The parallax is also the angle that lines AC and BC make—in mathematical terms, the angle subtended by the baseline. Astronomy 2016-10-13T00:00:00Z TRY IT #8 Find the arc length along a circle of radius 10 units subtended by an angle of 215°. Precalculus 2021-12-01T00:00:00Z Recall that, in a circle of radius r, the length s of an arc subtended by a central angle of θ radians is s = rθ. Calculus, Volume 3 2016-03-30T00:00:00Z The radian measure of angle θ is the length of the arc it subtends on the unit circle. Calculus, Volume 1 2016-03-30T00:00:00Z Find the length of the arc of a circle of radius 12 inches subtended by a central angle of radians. Algebra and Trigonometry 2015-02-13T00:00:00Z The line with letters that subtend 5 minutes of an arc from 20 feet represents the smallest letters that a person with normal acuity should be able to read at that distance. Anatomy and Physiology 2013-06-19T00:00:00Z Find the length of the arc of a circle of radius 10 centimeters subtended by the central angle of 50°. Precalculus 2021-12-01T00:00:00Z Because all stars are so far away, the light that reaches Earth from each of them and falls on your retina subtends an area smaller than that of a single photoreceptor. A New Type of Visual Prosthetic 2019-09-01T04:00:00Z The critical central retina subtends an area of visual space of about 1 square degree of visual angle. Take a Video Tour of My Lab to Learn How Eye Movements Frame Perception 2018-09-01T04:00:00Z Planetary diameters are usually measured in arc seconds: the number of seconds they subtend at the observer's eye. How to See Uranus, Mercury, Jupiter and Mars 2015-10-15T04:00:00Z By a lucky coincidence, the moon and the sun appear to be almost the same size, each subtending about half a degree of arc in diameter. A Rare Total Solar Eclipse 2015-03-20T04:00:00Z Find the length of the arc of a circle of radius 5 inches subtended by the central angle of 220°. Precalculus 2021-12-01T00:00:00Z A more or less modified leaf subtending a flower or belonging to an inflorescence, or sometimes cauline. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z But the whole angle subtended at the great summit by the distance between the two of these view-points which are farthest apart is only 54�. Mount Everest the Reconnaissance, 1921 2012-04-12T02:00:28.417Z For in our sweeping arc from Æschylus to the present time, fifty years subtend scarcely any space; we may say then these men are born together. The English Novel And the Principle of its Development 2012-03-21T02:00:37.123Z We have already shown how the angular diameters subtended by many of the stars have been estimated, through the relation of surface brightness and spectral type. Astronomy: The Science of the Heavenly Bodies 2012-03-17T02:01:02.630Z Find the length of an arc in a circle of radius 7 meters subtended by the central angle of 85°. Precalculus 2021-12-01T00:00:00Z Glumes 2, subtended by a small cartilaginous ring, herbaceo-membranaceous, convex, awnless in the sterile, the lower one tipped with a straight awn in the fertile spikelets. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Flowers.—Yellow; five or six lines long; in dense clusters, subtended by an involucre of five distinct bracts. The Wild Flowers of California: Their Names, Haunts, and Habits 2012-02-17T03:00:37.163Z The local factory and the local bank subtended the entire arc of economic consciousness. Behind the Mirrors The Psychology of Disintegration at Washington 2012-02-11T03:03:55.693Z These fringes form a series of equidistant interference bands, and are most distinct when the light comes from a source subtending an infinitesimal angle. Astronomy: The Science of the Heavenly Bodies 2012-03-17T02:01:02.630Z Find the length of the arc of a circle of diameter 12 meters subtended by the central angle is 63°. Precalculus 2021-12-01T00:00:00Z Umbels usually compound, in which case the secondary ones are termed umbellets; the whorl of bracts which often subtends the general umbel is the involucre, and those of the umbellets the involucels. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Whorls.—Twelve to eighteen lines in diameter; subtended by numerous, ovate-acuminate bracts. The Wild Flowers of California: Their Names, Haunts, and Habits 2012-02-17T03:00:37.163Z It proved to be a comet, the tail subtending an angle of 37° 14″. Antigua and the Antiguans, Volume II (of 2) A full account of the colony and its inhabitants from the time of the Caribs to the present day 2012-02-09T03:00:13.500Z This is the base line, and the angle which a radius of the earth as seen from the center of the moon fills, or subtends, is the moon's parallax. Astronomy: The Science of the Heavenly Bodies 2012-03-17T02:01:02.630Z The cones, about the size of a small walnut, bear spirally arranged imbricated scales which subtend the three-angled winged seeds. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 8 "Cube" to "Daguerre, Louis" 2012-01-31T03:00:17.257Z Calyx cylindrical, nerved or striate, 5-toothed, subtended by 2 or more imbricated bractlets. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Flowers.—White to deep lilac; in a dense head subtended by a number of ovate, green bracts. The Wild Flowers of California: Their Names, Haunts, and Habits 2012-02-17T03:00:37.163Z In Setaria and allied genera the spikelet is subtended by an involucre of bristles or spines which represent sterile branches of the inflorescence. Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 3 "Gordon, Lord George" to "Grasses" 2011-11-13T03:00:13.177Z The motions they subtend are concerned with vital functions; nutrition, respiration, circulation, assimilation, elimination, reproduction. Feminism and Sex-Extinction 2011-11-11T03:00:29.100Z Euclid stated this more briefly by saying, "In any triangle the greater side subtends the greater angle." The Teaching of Geometry 2011-10-12T02:00:52.133Z Achenes obovate, not winged nor notched at the apex, and without pappus, deciduous with the subtending scale and 2 or 3 of the inner chaff.—Alternate-leaved perennials of the southern and southwestern States; head pedunculate. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Scapes.—Three to twelve inches high, bearing an umbel of small greenish-white flowers, subtended by several small lanceolate to linear bracts. The Wild Flowers of California: Their Names, Haunts, and Habits 2012-02-17T03:00:37.163Z Bracts of a more general character subtending branches of the inflorescence are singularly rare in Gramineae, in marked contrast with Cyperaceae, where they are so conspicuous. Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 3 "Gordon, Lord George" to "Grasses" 2011-11-13T03:00:13.177Z And while despoiling these smaller muscles which subtend gentle and delicate artistries, the crude larger ones, hypertrophied by athletic activities, become alike a burden and a curse to their possessor. Feminism and Sex-Extinction 2011-11-11T03:00:29.100Z Euclid stated the proposition thus, "If in a triangle two angles be equal to one another, the sides which subtend the equal angles will also be equal to one another." The Teaching of Geometry 2011-10-12T02:00:52.133Z Nutlets truncate.—Decumbent herbs, the lowest leaves small and long-petioled, the middle heart-shaped and doubly toothed, the floral subtending the whorled flower-cluster; spring to autumn. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z It is generated by the lines which cut the faces of a tetrahedron in a constant cross ratio, and therefore by those subtending the same cross ratio at the four vertices. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 6 "Geodesy" to "Geometry" 2011-09-19T02:00:10.473Z It may be that every cell which subtends consciousness will at a given moment of intense attention be tingling from a single sensation. Religion And Health 2011-08-12T02:00:18.323Z The conservation of Vital Activity subtends the Conservation of Vital resources. Feminism and Sex-Extinction 2011-11-11T03:00:29.100Z He did not define "subtend," supposing such words to be already understood. The Teaching of Geometry 2011-10-12T02:00:52.133Z Flowers often showy, commonly singular in shape, solitary, racemed, or spiked, each subtended by a bract,—in all arranged for fertilization by the aid of insects, very few capable of unaided self-fertilization. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z The greater angle of every triangle is subtended by the greater side, or has the greater side opposite to it; Prop. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 6 "Geodesy" to "Geometry" 2011-09-19T02:00:10.473Z There are climbing roses too, a Japanese quince, and wallflowers and columbines in the garden plot that subtends the dwelling. A West Country Pilgrimage 2011-08-05T02:00:48.947Z In any right-angled triangle the square of the sides subtending the right angle is equal to the square of the sides containing the right angle. Eli's Children The Chronicles of an Unhappy Family 2011-07-08T02:00:20.557Z Euclid also stated this more briefly, but less satisfactorily, thus, "In any triangle the greater angle is subtended by the greater side." The Teaching of Geometry 2011-10-12T02:00:52.133Z Flowers white, fragrant, large and showy, sessile in an umbel-like head or cluster, subtended by 2 or more scarious bracts. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z In equal circles equal arcs are subtended by equal straight lines. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 6 "Geodesy" to "Geometry" 2011-09-19T02:00:10.473Z The cells in the brain that subtend cardiac and respiratory activity must be even more able to do without rest, since their action is ceaseless during life. Psychotherapy 2011-06-19T02:00:20.053Z Archimedes himself describes in the Sandreckoner the apparatus by which he measured the apparent diameter of the sun, i.e. the angle subtended by it at the eye. Archimedes Men of Science 2011-03-13T03:00:23.660Z In the same circle or in equal circles, if two arcs are equal, they are subtended by equal chords; and if two arcs are unequal, the greater is subtended by the greater chord, and conversely. The Teaching of Geometry 2011-10-12T02:00:52.133Z Spikes green, oblong, densely crowded into a short head subtended by two or three leafy bracts which are erect and prolonged from six inches to a foot; perigynium linear-lanceolate, scarcely margined.—Sp. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z There follow four theorems connecting the angles at the centre, the arcs into which they divide the circumference, and the chords subtending these arcs. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 6 "Geodesy" to "Geometry" 2011-09-19T02:00:10.473Z Definition.—The solid angle subtended by any surface at a point is measured by the quotient of its apparent surface by the square of its distance from that point. Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 3 "Electrostatics" to "Engis" 2011-02-06T03:00:53.093Z The angle subtended at A by the radius of the earth's orbit—i. e., A Text-Book of Astronomy 2011-01-05T03:00:57.347Z A line through the center of a circle perpendicular to a chord bisects the chord and the arcs subtended by it. The Teaching of Geometry 2011-10-12T02:00:52.133Z More hispid and rough, very leafy; leaves rigid, pinnately parted into 3–7 narrowly linear acute divisions, those subtending the densely spicate flowers similar and crowded; corolla over 1´ long.—Prairies, The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z It is measured or estimated by the angle subtended between the object and the plane of the horizon, and may be either true or apparent. The New Gresham Encyclopedia. Vol. 1 Part 1 A to Amide The apparent magnitude of an object depends upon the angle which it subtends to the eye of the observer. Wireless Transmission of Photographs Second Edition, Revised and Enlarged 1919 The astronomer who measures with an appropriate instrument the angle subtended by the moon may in an entirely similar manner find the moon's diameter and has, in fact, found it to be 2,163 miles. A Text-Book of Astronomy 2011-01-05T03:00:57.347Z Tuba is collected from the unexpanded blossoms as soon as they have fairly pushed through the subtending bracts. The Cocoanut With reference to its products and cultivation in the Philippines A. réptans, L. Perennial, about 1° high, with copious creeping stolons; leaves obovate or spatulate, sometimes sinuate, the cauline sessile, the floral approximate, subtending several sessile blue flowers.—Naturalized near Saco, Maine, Montreal, etc. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z An axillary flower stands between the bract or leaf which subtends it and the axis or stem which bears this bract or leaf. The Elements of Botany For Beginners and For Schools Mr. Tallboys, on his return with the purser's steward, went over the ground, and, finding that it was "equal angles subtended by equal sides," declared that all was right. International Short Stories English The angle thus measured is called "the angle subtended" by the window at the place where the measurement was made. A Text-Book of Astronomy 2011-01-05T03:00:57.347Z We conclude that a double line cannot be fairly resolved unless its components subtend an angle exceeding that subtended by the wave-length of light at a distance equal to the horizontal aperture. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 4 "Diameter" to "Dinarchus" Each nut subtended by an enlarged leafy bractlet. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z The result is a bold front, subtending an obtuse angle. The Atlantic Monthly, Volume 16, No. 95, September 1865 The leaves of the stem are bract-like and distant, the upper one or two subtending slender peduncles. Garden and Forest Weekly, Volume 1 No. 1, February 29, 1888 Pedicels equaling or but little longer than the calyx, and conspicuously shorter than the subtending leaf — 22. 21b. The Plants of Michigan Simple Keys for the Identification of the Native Seed Plants of the State The eye, unaided or armed with a telescope, is able to see, as points of light, stars subtending no sensible angle. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 4 "Diameter" to "Dinarchus" But should you remove yourself beyond their reach, across great vastnesses of space to where other planets subtend—and in their alien radiation extinguish and nullify those of Huck—what fortune comes then? Conquest Over Time Instead the rich vigor of the brine subtends them and bears them, tanged with salt, to our deeper delectation. Old Plymouth Trails It is the angle subtended by twenty-six feet at a distance of 2,000 miles. Pioneers of Science Pedicels much longer than the calyx, and generally equaling or exceeding the subtending leaf — 24. 22a. The Plants of Michigan Simple Keys for the Identification of the Native Seed Plants of the State In this way a secondary language slowly grew up, underlying and subtending the primary language, until the words invented to express the world of things were employed to include as vast a world of thoughts. Man And His Ancestor A Study In Evolution The annual parallax of a heavenly body is the angle subtended at that body by the radius of the Earth’s orbit. The Astronomy of Milton's 'Paradise Lost' In other words, it is the angle subtended at the distance of that particular star by the radius of the earth's orbit. A Popular History of Astronomy During the Nineteenth Century Fourth Edition He saw that if he could once pass over the first one hundred yards, the rock, then subtending a larger angle of vision, would shield him from their sight, and he might walk fearlessly forward. The Plant Hunters Adventures Among the Himalaya Mountains Flowers in close clusters, subtended by four large white petal-like bracts 4b, in CORNACEAE, p. The Plants of Michigan Simple Keys for the Identification of the Native Seed Plants of the State The semi-diameter of a heavenly body is half the angle subtended by the diameter of the visible disk at the eye of the observer. Lectures in Navigation It must be borne in mind that the stereoscopic angle is that subtended by one stereograph and the eye. Notes and Queries, No. 209, October 29 1853 A Medium of Inter-communication for Literary Men, Artists, Antiquaries, Geneologists, etc. Half of this major axis, or, what comes to the same thing, the angle which the radius of the earth's orbit subtends as seen from the star, is called the star's "annual parallax." The Story of the Heavens Leaves and staminate flowers in internodal position, the primary leaves along the whole length of the internode, subtending secondary leaf-fascicles on the apical, staminate flowers on the basal part. The Genus Pinus Flowers in close spikes or heads, surrounded or subtended by a green or colored bract, the whole resembling a single flower; petals minute or wanting; leaves broad, not grass-like, linear, or sword-shape ARACEAE, p. The Plants of Michigan Simple Keys for the Identification of the Native Seed Plants of the State The greatest side of a triangle subtendeth the greatest angle; and the greatest angle is subtended of the greatest side. The Way To Geometry Now, the arc which this side subtends is according to your proposition 3.125/12 = .2604, and therefore the chord is greater than its arc, which you will allow is impossible. A Budget of Paradoxes, Volume II The angular distance of these two stars in the heavens is not so great as the angle subtended by a line an inch long viewed at a distance of half a mile. The Story of the Heavens Angles are distinguished by the number of degrees they subtend, to 360°, or the whole circumference of a circle. The Sailor's Word-Book An Alphabetical Digest of Nautical Terms, including Some More Especially Military and Scientific, but Useful to Seamen; as well as Archaisms of Early Voyagers, etc. Plants of the composite type, with several or many small flowerets closely aggregated into a dense head surrounded or subtended by a calyx-like involucre of small bracts — 67. 66b. The Plants of Michigan Simple Keys for the Identification of the Native Seed Plants of the State If the diameters doe cut one another right-angle-wise, a right line subtended or drawne against the right angle, shall be the side of the quadrate. The Way To Geometry When the distance of an object is unknown, the only means of expressing its apparent size is by measurement of the angle which it subtends before our eyes. Astronomy for Amateurs Even when Venus is nearest to the earth the diameter of the planet subtends an angle not much more than one minute of arc. The Story of the Heavens The angle subtended by half the diameter of a heavenly body; in the cases of the sun and moon it is much used in navigation. The Sailor's Word-Book An Alphabetical Digest of Nautical Terms, including Some More Especially Military and Scientific, but Useful to Seamen; as well as Archaisms of Early Voyagers, etc. Flowers small, in dense heads subtended by conspicuous bracts — 99. 98b. The Plants of Michigan Simple Keys for the Identification of the Native Seed Plants of the State And two sides of the ordinate quinquangle doe subtend 2/5 of the same. The Way To Geometry In other cases, where the deviation exceeds this amount, either the number of observations is small or the county is near the epicentre and so subtends a large angle. A Study of Recent Earthquakes From this it appears that the angle which the earth's equatorial radius subtends at the centre of the sun when at its mean distance has the value 8´´·802. The Story of the Heavens The angle which the diameter of a heavenly body subtends at any time, varying inversely with its distance. The Sailor's Word-Book An Alphabetical Digest of Nautical Terms, including Some More Especially Military and Scientific, but Useful to Seamen; as well as Archaisms of Early Voyagers, etc. Flowers minute, subtended by palmately cleft axillary bracts 1a, in EUPHORBIACEAE, p. The Plants of Michigan Simple Keys for the Identification of the Native Seed Plants of the State And from hence is the making of a like section, by giving a right line to be subtended. The Way To Geometry From the economist's standpoint the food supply subtends all advances in civilization. Northern Nut Growers Association Report of the Proceedings at the Eleventh Annual Meeting Washington, D. C. October 7 and 8, 1920 In the technical language of astronomers, we may state that the longest diameter of the ellipse never subtends an angle of more than one and a half seconds. The Story of the Heavens They subtended so small a fraction of a thousandth of a second of arc that no information could be had about them. A Matter of Importance Plants of the composite type, with several or many small flowerets closely aggregated into a dense head subtended by a calyx-like involucre of small bracts — 146. The Plants of Michigan Simple Keys for the Identification of the Native Seed Plants of the State Any of the parts of the flower may thus subtend a flower-bud, though probably the new buds more frequently originate in the axils of the sepals than in the other whorls. Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants It is obvious that these astrological hours will be of unequal length, as equal portions of the ecliptic subtend unequal angles at the pole of the equator. Notes and Queries, Number 69, February 22, 1851 A Medium of Inter-communication for Literary Men, Artists, Antiquaries, Genealogists, etc. But, because of data of focus and subtended angles, these beings or objects must have been high. The Book of the Damned Book I, containing the necessary preliminaries to the study of the Ptolemaic system, gives a Table of Chords in a circle subtended by angles at the centre of ½° increasing by half-degrees to 180°. The Legacy of Greece Essays By: Gilbert Murray, W. R. Inge, J. Burnet, Sir T. L. Heath, D'arcy W. Thompson, Charles Singer, R. W. Livingston, A. Toynbee, A. E. Zimmern, Percy Gardner, Sir Reginald Blomfield Plants of the composite type, with several or many small flowerets closely aggregated in dense heads subtended by a calyx-like involucre of small bracts 11, in COMPOSITAE, p. The Plants of Michigan Simple Keys for the Identification of the Native Seed Plants of the State Mr Tallboys, on his return with the purser’s steward, went over the ground, and finding that it was “equal angles subtended by equal sides,” declared that it was all right. Mr. Midshipman Easy Although he could spot Betelgeuse and Antares because of their tremendous radiation, they were too close together for measurements; the angle subtended was too small. Islands of Space Fruit.—In terminal catkins made conspicuous by the pale green, much enlarged, and leaf-like 3-lobed bracts, each bract subtending a dark-colored, sessile, striate nutlet. Handbook of the Trees of New England Angle subtended by picture, and distance of nearest object in it. Lectures on Landscape Delivered at Oxford in Lent Term, 1871 Spikes subtended by long conspicuous leaves which greatly exceed the flower clusters — 8. The Plants of Michigan Simple Keys for the Identification of the Native Seed Plants of the State The extremely small angle subtended by this enormous disk is explained by the great distance of the star, which is about 160 light-years. The New Heavens The parallax of the nearest star is only one second, the whole lenticular mass of light which surrounds our sun would therefore only subtend an angle of a single second at the nearest fixed star. Outlines of a Mechanical Theory of Storms Containing the True Law of Lunar Influence Bracts subtending a flower or a cluster of flowers. Handbook of the Trees of New England This is what is meant by the stars not having, like the planets, a parallax; that is, the earths' orbit, as seen from them, does not subtend a measurable angle. An Expository Outline of the "Vestiges of the Natural History of Creation" With a Notice of the Author's "Explanations:" A Sequel to the Vestiges Panicles short, not as long as the subtending leaves Goosefoot, Chenopodium murale. 10b. The Plants of Michigan Simple Keys for the Identification of the Native Seed Plants of the State But this represents only the angle subtended by the star's disk. The New Heavens On the left or western side of the road the Akankon ridge is subtended by a hollow, the valley of a streamlet in rainy weather. To The Gold Coast for Gold, Vol. II A Personal Narrative Selenographical arc at the centre of the moon's surface, subtending an angle of one second of arc - 3 min. The Moon A Full Description and Map of its Principal Physical Features Tests, they showed, had proved that a person with normal vision can't "see" an object that subtends an angle of less than 0.2 second of arc. The Report on Unidentified Flying Objects Under equality of subtended angle, then, the telescopic vision with strong magnifying powers showed itself superior to the naked eye vision. Biographies of Distinguished Scientific Men From the point at which the rods cross measure off and mark 78on both rods spaces each subtending a degree as seen from the point of view. Half-hours with the Telescope Being a Popular Guide to the Use of the Telescope as a Means of Amusement and Instruction. Gold had been found in it by the women, and this, as usual, gave rise to the discovery of its subtending reef. To The Gold Coast for Gold, Vol. II A Personal Narrative Angle subtended by one degree of selenographical latitude and longitude at the centre of the moon's disc, when at its mean distance - 16.566 sec. The Moon A Full Description and Map of its Principal Physical Features The number of degrees which either sort of curve subtends upon the equator entirely depends upon the velocity of the satellite and the axial velocity of the planet. The Birth-Time of the World and Other Scientific Essays Some measures taken on the day when the nucleus subtended only an angle of a single second, gave as its real angle 6/100 of the diameter of the earth. Biographies of Distinguished Scientific Men Across this open bay, as a chord subtends its arc, a gigantic sea-wall has been stretched. The Atlantic Monthly, Volume 12, No. 73, November, 1863 The country, level and grassy, begins the region north of the great forest-zone which subtends the maritime mangrove swamps. To The Gold Coast for Gold, Vol. II A Personal Narrative Sitting in my study here, I glance out of the window and discern separate bricks, in houses five hundred feet away, with my unaided eye; they subtend a discernible angle. Recreations in Astronomy With Directions for Practical Experiments and Telescopic Work His letters, journals, and other prose remains, posthumously published, first showed how long an arc his mind had subtended on the circle of art and thought. A History of English Romanticism in the Eighteenth Century She answered the harsh thought subtending his query. Success A Novel The glare of the sun that is reflected from each point of the surface of a mirror forms a cone of light whose vertical angle is constant, and equal to that subtended by the sun. The Art of Travel Shifts and Contrivances Available in Wild Countries On the right bank, subtending the bed, their husbands have sunk the usual chimney-hole to scratch quartz from the bounding-wall of the reef. To The Gold Coast for Gold, Vol. II A Personal Narrative But one thousand feet away I cannot distinguish individual bricks; their width, being only two inches, does not subtend an angle apprehensible to my vision. Recreations in Astronomy With Directions for Practical Experiments and Telescopic Work From this might be inferred that 'to-day's dinner' not only 'subtends a larger visual angle than yesterday's revolution,' but that it also subtends a larger angle than to-day's revolution. The Continental Monthly, Vol. 1, No. 5, May, 1862 Devoted To Literature And National Policy This spot was a favourite one with Clement Hicks, and a fortnight after the incidents last related he sat there smoking his pipe, while his eyes roved upon the scene subtended before him. Children of the Mist If we draw three lines intersecting at a point, subtending angles of 60 degrees each, it is not difficult to conceive of these lines as being at right angles with one another in three-dimensional space. Architecture and Democracy Beginning a little east of the Esyámo village, the Pápá lagoon subtends the coast. To The Gold Coast for Gold, Vol. II A Personal Narrative At its extreme distance from the earth it subtends an angle of only five seconds; nearest to us, an angle of twelve seconds. Recreations in Astronomy With Directions for Practical Experiments and Telescopic Work This displacement is measured by the tangent of the arc it subtends. Experimental Determination of the Velocity of Light Made at the U.S. Naval Academy, Annapolis Mr. Tallboys, on his return with the purser's steward, went over the ground, and finding that it was "equal angles subtended by equal sides," declared that it was all right. The World's Greatest Books — Volume 06 — Fiction In mosses the flowers consist of a few special leaves surrounding or subtending organs called archegonia. The Gutenberg Webster's Unabridged Dictionary Section F, G and H We have now everywhere traced the trade from Gambia to the Gold Coast, and we may fairly conclude that all the metal comes from a single chain of Ghauts subtending the maritime region. To The Gold Coast for Gold, Vol. II A Personal Narrative By an important theorem in geometry it is learned, that when anything subtends an angle of one second its distance is 206,265 times its own diameter. Scientific American Supplement, No. 288, July 9, 1881 Immediately beneath the eminence subtended ragged expanses of rainbow-colored heath and fern and furze spotted with small fir trees which showed blue against the tones of the moor. Lying Prophets I had also hoped to find a virgin region lying beyond El-Harrah, the volcanic tract subtending the east of the Hismá, or plateau of New Red Sandstone. The Land of Midian — Volume 2 The water, represented to be near, is nowhere nearer than a two hours' march for camels; and it is mostly derived from rain-puddles in the great range of mountains which subtends maritime Midian. The Land of Midian — Volume 1 Looking inland we find the shore mostly subtended by a marigot, or salt-water lagoon, a miniature of those regular rivers which made the Slave Coast what it was. To The Gold Coast for Gold, Vol. II A Personal Narrative There are certain principles to be assumed,—such as these:—He who is carried by horses must deal with rogues.—To-day's dinner subtends a larger visual angle than yesterday's revolution. The Atlantic Monthly, Volume 02, No. 12, October, 1858 At 4h. on the second day of the descent, I was about 500,000 miles from Mars, the micrometer verifying, by the increased angle subtended by the diameter, my calculated rate of approach. Across the Zodiac The northern side is subtended by three large cisterns, all strengthened at the inner angles by the stepped buttresses first noticed when we were exploring Magháir Shu'ayb. The Land of Midian — Volume 2 A fort or enclosed village is also figured on the map, of such huge dimensions that it subtends the angle formed by the creek and the lake, and appears to rest upon both. Voyages of Samuel De Champlain — Volume 01 Mr Tallboys, on his return with the purser's steward, went over the ground, and finding that it was "equal angles subtended by equal sides," declared that it was all right. Mr. Midshipman Easy How do we discover that, in an isosceles triangle, the sides which subtend the equal angles are equal? A Handbook of Ethical Theory His diameter subtended about 15', and his disc appeared about one-fourth the size of the Moon. Across the Zodiac The greatest feat is an aqueduct which, sanded over in the upper part, subtends the left side of the valley. The Land of Midian — Volume 2 We distinguish at a distance, by the eye only, trunks of trees insulated in a vast plain, though the subtended angle be under twenty-five seconds. Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 1 The human eye can't resolve any object that subtends less than three minutes of arc. The Flying Saucers are Real The right bank is subtended for some hundred yards by blocks of granite and greenstone, pitted with large basins and pot-holes, delicately rounded, turned as with a lathe by the turbid waters. Two Trips to Gorilla Land and the Cataracts of the Congo Volume 2 By a process which at that time I did not accurately follow, and which I had not subsequently the means of verifying, the distance as well as the angle subtended by the height was obtained. Across the Zodiac Crossing at six a.m. the broad pilgrim-track, we struck eastward at a place where the Secondary gypsum subtends the old coralline cliff. The Land of Midian — Volume 2 Nevertheless, the angle which the peak of the Azores subtended was so great, that the captain of the Pizarro was of opinion this volcano must be visible at more than 40 or 42 leagues. Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 1 It is well known that the same extension at a near distance shall subtend a greater angle, and at a farther distance a lesser angle. A Essay Towards a New Theory of Vision The lesser Congo delta is bounded north by the Banana or Malela stream, whose lower fork is "Pirates' Creek;" and south by the mangrove-clad drains, which subtend the main line: the base measures 12-15 miles. Two Trips to Gorilla Land and the Cataracts of the Congo Volume 2 Ascending by its steps the Mastabah subtending half the Eastern wall, Shaykh Hamid placed me so as to front the tomb. Personal Narrative of a Pilgrimage to Al-Madinah & Meccah — Volume 1 For the same reason the travellers were unable to sight the immense development of granite-embedded quartz, which lurks amongst the hills to the inland or east, and which here subtends the whole coast-line. The Land of Midian — Volume 2 As this group subtends an angle of three degrees only at the house where we dwelt, it long served me to compare the variations of the terrestrial refraction with the meteorological phenomena. Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 1 Approaching, disparate, at relaxed walking pace they crossed both the circus before George's church diametrically, the chord in any circle being less than the arc which it subtends. Ulysses The four arteries all arise in inner regions of the secondary age, subtended east and west by ghats, or containing mountains mostly of palaeozoic or primary formation, the upheaval of earthquakes and volcanoes. Two Trips to Gorilla Land and the Cataracts of the Congo Volume 2 The form and appearance of the land are the same as we have seen everywhere since leaving Bomani—a low plateau subtended by a bank cut down by the Kingani river, and nothing more. The Discovery of the Source of the Nile The flowers are made to assume their definite position," says Professor W. W. Bailey in the "Botanical Gazette," "by friction of the pedicels against the subtending bracts. Wild Flowers An Aid to Knowledge of Our Wild Flowers and Their Insect Visitors It will be remembered that, on the thirteenth, the earth subtended an angular breadth of twenty-five degrees. The Works of Edgar Allan Poe — Volume 1 If we could find out what angle that bit of arc subtends, a mere matter of multiplication would give us the size of the earth. A History of Science — Volume 1 The geometer is always talking of squaring, subtending, apposing, as if he had in view action; whereas knowledge is the real object of the study. The Republic Great decrease in the earth's apparent diameter, which now subtended from the balloon an angle of very little more than twenty-five degrees. The Works of Edgar Allan Poe — Volume 1 |
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