Physics
Grade-8
Easy
Question
Rarefactions are the regions in which the ____ is ____.
- Pressure, high
- Density, high
- Pressure, low
- Both a and b
Hint:
Rarefaction is the regions of low density and low pressure.
The correct answer is: Pressure, low
- A region of low pressure and low density is called rarefaction.
- Compressions are the regions of high pressure and high density.
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