I have all the answers here so take this
Answer:
Explanation: w= mgh
W= pressure * volume
Pressure= density *gravity *height
Pressure = 1000*9.8*6
Pressure= 58860N/m^2
Work = 58860*6
Work= 353160j
Work = 353.16kj
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Answer: Longitudinal waves are the type of waves that cause sound.
Explanation:
There are two types of waves: Longitudinal waves and Transverse waves. Longitudinal Waves: A wave in which the particles of the medium vibrate back and forth in the 'same direction' in which the wave is moving. Medium can be solid, liquid or gases. Therefore, sound waves are longitudinal waves.