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KAPLAN SC200 UNIT 3 QUIZ (LATEST 2015)
Question 1. Question :
Which wave does not need a medium?
ocean wave
sound wave
X-ray
seismic wave
ripples on water
Question 2. Question :
Light passing through a window glass is an interaction called
transmission.
absorption.
scattering.
reflection.
diffusion.
Question 3. Question :
The number of wave crests that go by a given point every second is called the
wavelength
frequency
velocity
amplitude
Question 4. Question :
The speed of light is
100,000 km/s
200,000 km/s
300,000 km/s
400,000 km/s
Question 5. Question :
What causes an electromagnetic wave to be emitted?
writing an equation that has the wave form in it
destructive interference of sound waves
trying to separate electrical from magnetic phenomena
acceleration of an electric charge
constructive interference of any kind of wave
Question 6. Question :
The increase in frequency of an approaching source of electromagnetic radiation is termed the
scattering effect
transmission factor
Doppler effect
absorption spectrum
Question 7. Question :
Due to the Doppler effect, when a source of light approaches an observer, the light appears to be _______ than it actually is.
brighter
darker
bluer
redder
Question 8. Question :
The fundamental difference between electromagnetic waves and other types of waves is that electromagnetic waves
move more slowly than all other types of waves.
are invisible regardless of wavelength.
do not experience constructive or destructive interference.
transfer energy without transferring mass.
all have the same wavelength.
Question 9. Question :
Which type of radiation can be used to sterilize medical equipment?
microwave radiation
ultraviolet radiation
fluorescence
infrared radiation
radio waves
Question 10. Question :
Compared to microwave radiation, infrared radiation
has shorter wavelengths.
has longer wavelengths.
is a faster wave.
is a slower wave.
is visible to the human eye.
Question 11. Question :
The Doppler effect describes
how bats fly and locate their food.
the way frequency of a wave appears to change from a moving source.
sound wave frequency from a resting source.
how dolphins navigate in the world's oceans.
how humans see the colors red and blue.
Question 12. Question :
The complete range of wavelengths of electromagnetic radiations in the universe is
the transmission factor
the spectrum
the scattering effect
the Doppler effect
Question 13. Question :
If you are observing a light source moving very rapidly towards you, the Doppler effect predicts that the light will be
redshifted.
blueshifted.
bent.
transmitted.
radiated.
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radio waves
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