The seven types of waves are radio waves, microwaves, infrared, visible, ultraviolet rays, x-rays and gamma rays.
The electromagnetic spectrum is a broad spectrum consisting of various waves. It contains very long radio waves to very short gamma rays. However, the human eye can detect only a small portion of this spectrum called as visible light.
The other waves that are invisible to the eye have their applications in various fields.
For example, radio waves have the longest waves on the spectrum and are said to have lowest energy. An MRI machine uses these waves to see tissues and bones up close.
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Answer:
we don't care what ure saying thats absurd
Answer:
It's A
Explanation:
Although I'm not sure about the second one, I'm sure the first one is A
Well because it has momentum and it needs to be slowed down.
Answer:
b
Explanation:
because a elastic band uses elastic energy
