Electromagnetic Spectrum Review Question Preview (ID: 29272)
EM Spectrum Review.
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The distance from crest to crest of a wave is called the...
a) Wavelength
b) Amplitude
c) Crest
d)
The highest point of a wave is called the...
a) Wave height
b) Trough
c) Crest
d)
Opposite of a crest, the lowest point of a wave is called...
a) Amplitude
b) Trough
c) Frequency
d)
The value from the middle to the high or low point of a wave is called the...
a) Amplitude
b) Wave height
c) Frequency
d)
The value from the top of the crest to the bottom of the trough is called the...
a) Wavelength
b) Frequency
c) Wave height
d)
How often a crest passes a given point is called the...
a) Amplitude
b) Frequency
c) Trough
d)
Waves that have HIGH frequency have _____________ wavelengths
a) Short
b) Long
c)
d)
Waves that have LOW frequency have _______________ wavelengths
a) Short
b) Long
c)
d)
What are the only waves on the EM spectrum that we can see?
a) Visible light
b) Gamma rays
c) X-Rays
d)
What type of waves are used in radio, television, and cell phones?
a) Microwaves
b) Gamma rays
c) Radio waves
d)
What type of waves have just the right amount of energy to heat up food?
a) Ultraviolet rays
b) Microwaves
c) X-Rays
d)
Which color is NOT a main part of the visible light spectrum?
a) Pink
b) Red
c) Orange
d) Blue
In the visible light spectrum, which color has the shortest wavelength?
a) Yellow
b) Orange
c) Violet
d)
What type of waves can give you a sunburn or in extreme cases cause skin cancer?
a) Microwaves
b) Ultraviolet Rays
c) Visible light
d)
Gamma rays can be used to kill what in the human body?
a) Cancerous cells
b) Red blood cells
c) Brain cells
d)
What type of waves are used by dentists or doctors to take pictures of bones?
a) Microwaves
b) Infrared rays
c) X-Rays
d)
What type of wave is used in remote controls and food heating lamps?
a) Visible light
b) Infrared rays
c) Gamma rays
d)
All waves travel at the same speed...the speed of...
a) Light
b) Sound
c)
d)
The longer the wavelength, the __________ energy
a) More
b) Less
c)
d)
The shorter the wavelength, the ____________ energy
a) More
b) Less
c)
d)
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