Waves Flashcards
1
Q
Red light has the —– amount of energy as all other colors.
A
Least
2
Q
The part of the electromagnetic spectrum with the lowest frequency
A
radio waves
3
Q
What technology use infra red radiation
A
tv remote, night vision goggles
4
Q
Do electromagnetic waves need a medium to travel through?
A
NO
5
Q
Visible light is a (small or large) part of the electromagnetic spectrum?
A
small
6
Q
Highest energy electromagnetic wave
A
gamma ray
7
Q
What type of waves do cell phones use?
A
Microwaves
8
Q
Microwaves are dangerous even in low concentrations?
A
false
9
Q
Gamma Rays can be used to fight
A
Cancer
10
Q
What does a transverse wave look like?
A
trough, crest, amplitude, resting point, wavelength
11
Q
What does a longitudinal wave look like?
A
rarefraction, compression, wavelength
12
Q
All waves carry________
A
energy
