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Q.1
Which of the following has frequencies higher than ultraviolet rays?
visible light
infrared rays
x-rays
Q.2
Electromagnetic waves that help your body produce vitamin D are called?
ultraviolet rays
x-rays
gamma rays
Q.3
Which electromagnetic waves are used in ovens and cell phone communications?
Infrared rays
ultraviolet rays
microwaves
Q.4
Which electromagnetic waves have the highest frequencies and the shortest wavelengths?
microwaves
visible light
gamma rays
Q.5
Which type of waves are used in broadcasting?
radio waves
infrared rays
x-rays
Q.6
What is the Energy of a blue light with the frequency of 6.91x1014Hz? (E=hv)
4.56x1049J
9.55x10-49J
4.56x10-19J
5.82x1019J
Q.7
What is the frequency of a light that has the Energy of 2.84x10-(v=E/h)
4.30x1014Hz
4.30x10-14Hz
4.30x10-54Hz
4.30x1054Hz
Q.8
The energy for a quantum of light is 2.84x10-19J. What is the wavelength. (λ=hc/E)
6.97x10-45m
6.97x1045m
6.97x10-7m
6.97x107m
Q.9
What does the letter 'h' represent in the formula E = hv?
Planck's constant
Hydrogen
Energy
Q.10
The height of the wave is known as the _____________.
amplitude
crest
trough
wavelength
Q.11
Which of the following has the electromagnetic waves going from least amount of energy to most amount of energy?
Radio Waves, Infrared, X Rays
Gamma, Infrared, Microwaves
Microwaves, Radio, X Rays
Visible Light, Infrared, Microwaves
Q.12
This type of electromagnetic wave can be used to see inside luggage at an airport or in hospitals to see your bones.
Gamma Rays
Visible Light
X Rays
Infrared Rays
Q.13
This type of electromagnetic wave has the most energy and therefore can be very dangerous.
Microwaves
Radio Waves
X Rays
Gamma Rays
Q.14
This type of electromagnetic wave has different colors of light that all have different wavelengths.
Gamma Rays
Microwaves
Infrared
Visible Light
Q.15
What wave helps the skin make Vitamin D and helps the body absorb calcium?
Infrared
Visible light
Microwave
Ultraviolet Rays
Q.16
Radio waves, visible light, and x rays are examples of electromagnetic waves that always differ from each other in
amplitude
intensity
temperature
wavelength
Q.17
Which type of electromagnetic wave has the longest wavelength?
visible light
radio waves
ultraviolet waves
gamma rays
Q.18
Which of the following is correct in order from lowest to highest energy?
X Rays, Visible Light, Microwave
Ultraviolet, Visible Light, Gamma-Rays
Microwave, Visible Light, Gamma Rays
Q.19
What electromagnetic wave . has . the shortest wavelengths and the highest frequencies?
Gamma Rays
Ultraviolet Rays
Radio Waves
X Rays
Q.20
What is not a field that makes up an electromagnetic wave?
electric
magnetic
digitial
none of the above
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