1.
Ability to do work or cause change
3.
Energy stored because of position or condition
4.
Thin stands that carry light signals
5.
Device that sends signals
6.
Device that receives signals
7.
Sends information through the air without waves
8.
Medical use of high-energy waves that treat cancer
12.
Movement back and forth through the wave
15.
How often a wave passes a point
16.
Distance between repeating points
19.
Used for satellites, medium frequency
20.
Used for medical imaging
21.
Only electromagnetic wave humans can see
23.
Felt as heat, used for night vision
