Electromagnetic Spectrum Song

The video explains how radiation from the sun reaches Earth in waves of varying sizes, most of which are invisible to the human eye. It covers the electromagnetic spectrum, detailing different types of waves such as radio, microwave, infrared, visible light, ultraviolet, X-rays, and gamma rays. The video highlights the properties of these waves, including wavelength and frequency, and discusses the potential dangers of certain types of radiation like UV rays, X-rays, and gamma rays, emphasizing the protective role of Earth's atmosphere.

How does our atmosphere protect us from harmful radiation?

Describe the harmful effects of ultraviolet rays, X-rays, and gamma rays.