Question

plz answer the questions

Answer 1

1. no. bcoz of absence of air on moon
3 ear drum
4. light is faster is than sound.
5 steel

Answer 2

1. No, because there no medium to travel.

2. Sound is not produced when a person moves his or her hand as the sound produced is less than20hz that is infrasonic sound that is not heard by a human.

3. Its ear drum

4. Light, when we fire a cracker (rocket) when it goes in hight and blew we can see light first and after some we hear the sound of it.

5.its steel.