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Physics MP4
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What type of wave is sound?
Longitudinal
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When does light move towards the normal?
When it slows down... when it enters a higher index of refraction material.
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What is the height, or energy of a wave?
Amplitude
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What type of lens is shown in the image below?
Concave
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What produces or causes all waves, such as sound in musical instruments?
Vibrations
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What two things does light behave like?
Wave and particle
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If a wave has a period of 4 seconds, what is its frequency?
0.25 or 1/4 Hz
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What phenomenon causes the frequency of moving objects to increase or decrease as they move towards or away from you?
Doppler effect
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What type of wave is shown in the picture provided?
Transverse
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What type of image is produced by this lens?
Real
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What is the index of refraction of material B?
1.327045
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What is the time to go from one wave crest to another wave crest?
Period
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What is shown in the image found below, where light bends?
Refraction
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What is the term for the frequency of a sound wave?
Pitch
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How tall does a mirror need to be for the woman to see her entire 1.7m self?
0.85m (half her height)
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What is shown in the image found below, where light spreads out?
Diffraction
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If a wave has a velocity of 15 m/s and a frequency of 3 Hz, what is the wavelength?
5 m
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What is the term for amplitude of a sound wave?
Volume
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