If you were both on the moon ,your friend will not be able to hear you call

Asked by badruddin52 | 5th Apr, 2020, 04:04: PM

Expert Answer:

Sound travels in the form of lonhitudinal waves and requires medium for propagation and cannot travel through vacuum. 
On moon there is vacuum. Thus, it you will not be able to hear your friend's call on the Moon. 

Answered by Shiwani Sawant | 5th Apr, 2020, 04:15: PM