Physics
Grade-8
Easy
Question
In a particular medium the vibration of an object does not produce a sound. The medium is ____.
- Vacuum
- Air
- Water
- Steel
Hint:
Sound doesn't travel in a vacuum.
The correct answer is: Vacuum
- Sound is a mechanical wave that needs a strong medium to travel
- Sound is produced by the vibration of objects in a medium (solid, liquid, or gas).
- Sound doesn't travel in a vacuum.
Related Questions to study
Physics
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 ____.
PhysicsGrade-8
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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
Physics
In the options given below, if ‘C’ means compression and ‘R’ means rarefaction figure out which of the patterns represent the pattern of particles of the medium through which sound propagates.
In the options given below, if ‘C’ means compression and ‘R’ means rarefaction figure out which of the patterns represent the pattern of particles of the medium through which sound propagates.
PhysicsGrade-8
Physics
The particles of the medium move from the origin of sound to the destination to carry it. This statement is ____.
The particles of the medium move from the origin of sound to the destination to carry it. This statement is ____.
PhysicsGrade-8
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Sound waves are produced from an object which ____.
Sound waves are produced from an object which ____.
PhysicsGrade-8
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Each vibration creates __ compressions and ___ rarefactions.
Each vibration creates __ compressions and ___ rarefactions.
PhysicsGrade-8
Physics
Sound waves are ________ waves.
Sound waves are ________ waves.
PhysicsGrade-8
Physics
Compressions are the regions where the ____ is high.
Compressions are the regions where the ____ is high.
PhysicsGrade-8
Physics
Sound propagates through a medium by disturbing the ____.
Sound propagates through a medium by disturbing the ____.
PhysicsGrade-8
Physics
The process of sound traveling from the source to the destination is called ____
The process of sound traveling from the source to the destination is called ____
PhysicsGrade-8
ESS
Which of the following is not a natural resource?
Which of the following is not a natural resource?
ESSGrade-8
ESS
___________is a renewable resource.
___________is a renewable resource.
ESSGrade-8
ESS
Coal is a __________.
Coal is a __________.
ESSGrade-8
