Question

please give me answer fast my exam is going on now​

Answer 1

Answer:

speed of sound is 0 because sound must not be able to travel in the medium like water..

air could be a coz speed of sound is the most..

Answer 2

Answer:

Explanation:

1) because in m/s it travels 0m/s that means it travels 0 m/s

2)it can travel 3000m/s and it is very fast and can be travel 3 km in one sec

3)C one is the air because it not have any sound