Electromagnetic Radiation - Chalk Talk

The video explains how energy travels through space as electromagnetic radiation, which behaves like a wave moving at the speed of light. This is how the sun's energy reaches Earth. Electromagnetism, one of the four fundamental forces, is crucial for electricity and magnetism. Electromagnetic radiation is categorized by frequency, with different frequencies serving various purposes, from gamma rays to radio waves, including visible light. The electromagnetic spectrum encompasses all possible wave frequencies.

How does energy travel in space?

What is electromagnetic radiation and how does it behave?

Why is electromagnetism considered one of the four fundamental forces in nature?

How are different types of electromagnetic waves classified?

What is the electromagnetic spectrum and what does it include?