Sound Energy Question Preview (ID: 36573)
Light And Sound.
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Which best describes compression in a wave?
a) Distance from one wave to another.
b) Groups of molecules in a wave are squeezed together.
c) Number of waves in a specific time.
d) Intensity of wave measured by height.
Which item will sound travel through the slowest?
a) Cloud
b) Desk
c) Water
d) Bucket
Which statement describes a compression wave in motion?
a) The waves in the ocean.
b) The sound waves coming from a stereo.
c) The light rays coming from the sun.
d)
Sound is a type of mechanical energy that is transmitted in the form of-
a) electrons
b) heat
c) light
d) waves
Which of these transmits sound the fastest?
a) Water in a pool
b) Air in a balloon
c) A metal rod
d) Empty space
During a thunderstorm, you see the lightning before you hear thunder. This is because-
a) light has a greater mass than sound
b) sound has longer wavelengths than light
c) sound and light travel at the same speed
d) light travels faster than sound
A student uses a depth finder when driving his boat to make sure he is not driving in shallow water. What technology does a depth finder use?
a) Pitch
b) Decibels
c) Sonar
d) Amplitude
How do you measure wavelength in sound waves?
a) You measure the distance from crest to crest or trough to trough.
b) You measure the distance from compression to compression or rarefaction to rarefaction.
c) You measure the distance from the top crest to the trough.
d) You measure the sound wave with a ruler.
How do you measure the wavelength in light waves?
a) You measure the distance from crest to crest or trough to trough.
b) You measure the distance from compression to compression or rarefaction to rarefaction.
c) You measure the distance from the top crest to the trough.
d) You measure the light wave with a ruler.
The number of sound waves produced over a certain period of time is-
a) pitch
b) compressions
c) ranges
d) frequency
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