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 uses 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) part of the electromagnetic spectrum
A
Small
5
Q
Highest energy electromagnetic wave
A
Gamma ray
6
Q
What type of waves do cell phones 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
A
Cancer
9
Q
What does a transverse wave look like
A
A rope going up and down
10
Q
What does a longitudinal wave look like
A
:::: : : : ::::
:::: : : : ::::
11
Q
All waves carry
A
Energy
