That's why we call light electromagnetic radiation.

这就是为什么我们称光为电磁辐射的原因。

Light is electromagnetic radiation traveling in waves.

光是以波的形式传播的电磁辐射。

Modern society is shaped by sending and detecting electromagnetic radiation.

发射和检测电磁辐射构成了现代社会。

Which of these types of electromagnetic radiation has the shortest wavelength?

以下哪一种电磁辐射的波长最短？

Beyond particles, electromagnetic radiation, from x-rays to radio waves, exists everywhere.

除了粒子，电磁辐射，从 x 射线到无线电波，无处不在。

Gamma rays are among the most intense forms of electromagnetic radiation.

伽马射线是最强烈的电磁辐射形式之一。

All electromagnetic radiation travels in waves, but different types have different wavelengths.

所有的电磁辐射都以波的形式传播，但是不同类型的辐射有不同的波长。

All nuclear radiation is ionizing, while only the highest energy electromagnetic radiation is.

所有的核辐射都是电离，然而电磁辐射只有最高能量的才是。

The wavelength of electromagnetic radiation or light is connected to how much energy it has.

电磁辐射或者光的波长与其能量的多少有关。

Electromagnetic radiation with a wavelength outside the visible light spectrum is invisible to our eyes.

在可见光谱范围之外的电磁辐射波长是肉眼看不见的。

Its electromagnetic radiation is intense. It could kill a traveler to the planet in an instant.

它的电磁辐射很强。会顷刻杀死来访者。

Forever proliferating through space will be the electromagnetic radiation we created from our radios, satellites and phones.

从收音机、卫星和电话中产生的电磁辐射将永远在太空中扩散。

But what if the object in question did not absorb, refract or reflect electromagnetic radiation at all?

但是，如果现在讨论的物体根本不吸收、折射或反射电磁辐射呢?

Human brains for example emit brainwaves, a form of electromagnetic radiation that travels at the speed of light.

例如，人类的大脑会发出脑电波，这是一种以光速传播的电磁辐射。

Because even computers that aren't connected to the Internet broadcast their activity in the form of electromagnetic radiation.

因为即使是未联网状态的电脑也会通过电磁辐射这种形式使你的行踪变得一览无余。

Both brain and radio waves are forms of electromagnetic radiation, waves that travel at the speed of light.

大脑和无线电波都是一种电磁波，即以光速传播的波。

All celestial bodies interact with electromagnetic radiation, including visible light, radio waves, gamma rays, and the rest.

所有天体都与电磁辐射相互作用，包括可见光、无线电波、伽马射线等。

The answer begins with understanding that the word radiation describes two very different scientific phenomena: electromagnetic radiation and nuclear radiation.

电磁辐射和核辐射。

This is light waves, electromagnetic radiation that bounces off objects and it hits specialized receptors in the back of our eyes.

它们都是从物体反射的 光波和电磁辐射，由我们眼球后部特定的感受器接收。

X-rays are a type of electromagnetic radiation.

X射线是一种电磁辐射。