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EM Spectrum & Light
Test Description: Light and EM Spectrum review game
Instructions: Answer all questions to get your test result.
1) All EM waves travel in a vacuum at _______________, which is approximately 671,000,000 mph.
A
300,000 mph
B
372,599 km/s
C
1,000,000 mph
D
300,000 km/s
2) _________ light has the longest wavelength of all the colors.
A
Violet
B
Green
C
Red
D
Orange
3) Which type of EM wave is used in remote controls to change the channels?
A
Ultraviolet
B
Infrared
C
Radio
D
Gamma
4) In which medium would light travel the slowest?
A
Air
B
Water
C
Vacuum
D
Diamond
5) Which type(s) of EM waves have potentially harmful effects to humans?
A
Gamma
B
Ultraviolet
C
X-Ray
D
All of the above
6) What color is this apple reflecting?
A
Blue
B
All colors
C
Red
D
Orange
7) Which type of wave on the EM Spectrum is the most destructive, but is used in small doses to treat cancer?
A
X-Ray
B
Ultraviolet
C
Gamma Ray
D
Radio
8) White light is being ______________________ through raindrops to make a rainbow.
A
Reversed
B
Reabsorbed
C
Refracted
D
Reflected
9) The distance from any point on a wave to an identical point on the next
A
Wavespeed
B
Wavelength
C
Crest
D
Trough
10) Height from the midpoint (resting position) to the crest or from the midpoint to the trough
A
Crest
B
Wavelength
C
Trough
D
Amplitude
*select an answer for all questions
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