Waves Flashcards
0
Q
The part of the electromagnetic spectrum with the lowest frequency?
A
Radio waves
1
Q
Red light has the ___amount of energy of all the colors?
A
Least
2
Q
What technology use infra red radiation?
A
TV remote,night vision goggles
3
Q
Do electromagnetic waves need a medium to travel through?
A
No
4
Q
Visible light is a (small or large)art of the electromagnetic spectrum?
A
Small
5
Q
Highest energy electromagnetic wave?
A
Gamma ray
6
Q
What type of wave do cell phone use?
A
Micro waves
7
Q
Microwaves are dangerous even in low concentrations? (True or False)
A
False
8
Q
Gamma rays can be used to fight what?
A
Cancer
9
Q
All waves carry_____?
A
ENERGY
