Electromagnetic Waves

The electromagnetic waves are waves that travel in the air. 

There are different electromagnetic waves in thing that we use each day, like radars, we use radars for the maritime and it is made of radio waves, the radio, can be used for listening to music, and uses radio waves as well, the television we can use it to watch the news and uses radio waves too. The x-rays are used to take pictures of bones, x-rays transport more energy than all the other rays.

There are also electromagnetic waves in the atmosphere. There are also electromagnetic waves of light. Warm atoms are red light , warmer atoms are orange, and really hot atoms are yellow. The hottest atoms are white light. Atoms that are cold is light that is not visible and even colder is infrared light.

(we use radar waves in planes)          

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Why is the sky blue?

Wavelength

Light

The Sun