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Elementary School: 3rd, 4th & 5th Grade
Science
Sound 2
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Q.1
Sounds which have a very high frequency are called .......
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Decibles
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Infra sound
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Resonance
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Ultra sound
Q.2
Frequency is measured in .......
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Hertz
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Metres
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Ohms
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Volts
Q.3
How does decreasing the length of a guitar string change its vibration?
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Changes the amplitude
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Decreases frequency
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Decreases pitch
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Increases frequency
Q.4
A high frequency of vibrations produces .......
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High pitched sounds
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Loud sounds
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Low pitched sounds
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Quiet sounds
Q.5
Older people can't hear .......
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Any better or worse than younger people
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High pitched sounds as well as younger people
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Low frequency sounds as well as younger people
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Low pitched sounds as well as younger people
Q.6
A loudspeaker changes .......
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Electrical energy to sound energy
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Potential energy to sound energy
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Sound energy to electrical energy
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Sound energy to potential energy
Q.7
How will a thin string on a violin vibrate compared to a thick string?
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It will vibrate with a greater amplitude
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It will vibrate with a greater frequency
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It will vibrate with a smaller amplitude
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It will vibrate with a smaller frequency
Q.8
A large amplitude of vibration produces .......
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High pitched sound
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Loud sounds
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Low pitched sounds
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Quiet sounds
Q.9
How will tightening a guitar string change its vibration?
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It will vibrate with a greater amplitude
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It will vibrate with a greater frequency
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It will vibrate with a smaller amplitude
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It will vibrate with a smaller frequency
Q.10
Sounds cannot travel through .......
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A gas
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A liquid
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A solid
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A vacuum
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