Physics
Grade-8
Easy
Question
Sound originates from _________.
- A vibrating object
- A moving object
- A shaking object
- A spinning object
Hint:
Vibrating object produces sound.
The correct answer is: A vibrating object
- Sound is produced when an object vibrates.
- The vibration propagates through the medium which contains densely packed compressed particles
Related Questions to study
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Propagation of sound creates disturbance among the particles of ____.
Propagation of sound creates disturbance among the particles of ____.
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In which of the following mediums does the vibration of an object not produce a sound?
In which of the following mediums does the vibration of an object not produce a sound?
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A particle of the medium near to the vibrating object _____.
A particle of the medium near to the vibrating object _____.
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Rarefactions are the regions in which the ____ is ____.
Rarefactions are the regions in which the ____ is ____.
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The high-pressure regions formed when a sound wave propagates through a medium ____.
The high-pressure regions formed when a sound wave propagates through a medium ____.
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When a speaker vibrates, it sets its neighboring particles into ____.
When a speaker vibrates, it sets its neighboring particles into ____.
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We are able to hear sound originating from various objects as ____.
We are able to hear sound originating from various objects as ____.
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One end of a slinky lying on a table is fixed to a rigid support. The free end of the slinky is pushed back and forth. As a result, alternate compressions and rarefactions are observed. The former and the latter refer to the loops of the slinky to be ____ and ____ respectively.
One end of a slinky lying on a table is fixed to a rigid support. The free end of the slinky is pushed back and forth. As a result, alternate compressions and rarefactions are observed. The former and the latter refer to the loops of the slinky to be ____ and ____ respectively.
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Compressions are the regions in which the ____ is ____.
Compressions are the regions in which the ____ is ____.
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The particles of the medium ____ when a sound wave moves through it.
The particles of the medium ____ when a sound wave moves through it.
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In a particular medium the vibration of an object does not produce a sound. The medium is ____.
In a particular medium the vibration of an object does not produce a sound. The medium is ____.
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Sound is generated when an object ____ and is propagated when it is in a ____.
Sound is generated when an object ____ and is propagated when it is in a ____.
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Rarefactions are the regions where the ____ is low.
Rarefactions are the regions where the ____ is low.
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The particles of the medium do not actually move to carry the sound wave from one place to another. They simply vibrate about their equilibrium positions. This statement is ____.
The particles of the medium do not actually move to carry the sound wave from one place to another. They simply vibrate about their equilibrium positions. This statement is ____.
PhysicsGrade-8
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Propagation of sound can be visualized as the propagation of ____ variations.
Propagation of sound can be visualized as the propagation of ____ variations.
PhysicsGrade-8
