Question

A satellite explodes in the outer space and can be seen quickly from a spaceship in lunar orbit but the explosion cannot be heard, because ____.
A. There is no air on the moon
B. Light travels faster than sound
C. The light is reflected around the moon
D. Sound waves don't travel in straight lines

Answer 1

To transmit sound you need environment so the sound is not possible to hear because there is no air on the moon.
Answer. A. There is no air on the moon