That's why we call light electromagnetic radiation.

这就为什么我们称光为电磁辐射。

Light is electromagnetic radiation traveling in waves.

光以波形式传播电磁辐射。

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 射线到线电波，处不在。

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

伽马射线最强烈电磁辐射形式之一。

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

所有电磁辐射都以波形式传播，但不同类型辐射有不同波长。

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

所有核辐射都电离，然而电磁辐射只有最高能量。

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

电磁辐射或者光波长与其能量多少有关。

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

在可见光谱范围之外电磁辐射波长肉眼看不见。

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

它电磁辐射很强。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，如果现在讨论物体根本不吸收、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，人类大脑会发出脑电波，这一种以光速传播电磁辐射。

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

为即使未联网状态电脑也会通过电磁辐射这种形式使你行踪变得一览余。

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

大脑和线电波都一种电磁波，即以光速传播波。

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、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.

它们都从物体反射 光波和电磁辐射，由我们眼球后部特定感受器接收。

X-rays are a type of electromagnetic radiation.

X射线一种电磁辐射。