Physics
Grade-8
Easy
Question
Propagation of sound can be visualized as the propagation of ____ variations.
- Density
- Pressure
- Both a and b
- None of the above
Hint:
Pressure and density variations show the sound propagation
The correct answer is: Both a and b
- The propagation of sound can be visualized as the propagation of density variations or pressure variations in the medium.
- The sound produced can be altered by changing them
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