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WorksheetsUnit 3 Exam Review
Total questions: 23
Worksheet time: 12mins
Use the diagram to answer the following question. Which characteristic of a wave is shown at Point E?
wavelength
trough
crest
amplitude
Use the diagram to answer the following question. Which characteristic of a wave is shown at Point C?
wavelength
trough
crest
amplitude
What is the period of vibration of a wave that vibrates 3 times each second? (Period=1/frequency)
3 seconds
0.3 seconds
30 seconds
None of the above
What is the speed of a wave that has a frequency of 45 Hz and a wavelength of 0.1 meters? (wave speed=frequency X wavelength)
45 m/s
4.5 m/s
0.45 m/s
0.045 m/s
Surface waves move only in a back and forth motion.
True
False
Which of the following is an example of electromagnetic waves in nature?
light
sound
longitudinal
transverse
Which of the following is the best definition of constructive interference?
the subtraction of one wave from another
the addition of one wave to another
What happens during destructive interference?
the crests and troughs of out-of-phase waves cancel each other out
the crests and troughs of two waves combine into one larger waveform
The Doppler Effect explains why you hear a train whistle differently after it passes you than you do as it approaches you.
True
False
Which of the following is the best definition of refraction?
change in wave direction due to a change in wave speed
blocking of a wave by a sharp boundary
Sound will not travel through
a vacuum
liquids
Sonography is a medical technology that can be used to visualize inside the body.
True
False
Which of the following is the best definition of diffraction?
a wave bending when it encounters a temperature difference
a wave changing directions or moving around something in its path
Where is visible light found on the electromagnetic spectrum?
in between infrared and ultraviolet light
at any point with higher frequency than gamma rays
Visible light occupies the majority of the electromagnetic spectrum.
True
False
If you perceive a leaf as green, then the leaf is absorbing all the frequencies of visible light except for that associated with green.
True
False
A prism is used to turn white light into black light.
True
False
Radio waves are a type of mechanical sound wave.
True
False
In nature, waves are observed in
water
water and light
water and sound
water, light, & sound
What is the crest of a wave?
the height of the wave
the high point of a wave
the amount of energy carried by a wave
the distance a wave travels over
What is the low point of a wave called?
wavelength
trough
crest
period
Electromagnetic waves can transmit energy through a vacuum.
True
False
X-rays are not part of the electromagnetic spectrum.
True
False
