Two astronauts cannot hear each other on the moon. Why? – InterviewSolution

InterviewSolution

1.	Two astronauts cannot hear each other on the moon. Why?
Answer» Material medium is necessary for the propagation of sound. On the moon there is vacuum, i.e. no air, therefore sound cannot propagate on the moon. Thus the astronauts can not hear each other.

Discussion

No Comment Found

Related InterviewSolutions

Explain why stringed musical instruments, like the guitar, are provided with a hollow box.
Explain why strings of different thicknesses are provided on a stringed instrument.
How do you account for the fact that two strings can be used to give notes of the same pitch and loudness but of different quality?
How do you account for the fact that two strings can be used to give notes of the same pitch and loudness but of a different quality?
What is the range of audibility?
What is meant by an echo? What is the condition necessary for an echo to be heard distinctly?
Why is an echo not heard when distance between the source of sound and reflection body is less than 10m?
Why will an echo not be heard when the distance between the source of sound and the reflecting surface is 10m?
A person fires a gun while standing at a distance of 850m from a building. If the speed of sound is 350ms, calculate the time in which the person hears an echo of the gun flte.
If the man had been standing at a distance of 12m from the cliff would he have heard a clear echo?