essay a bit easy by the sounds of things really... something my year 11s would do perhaps!
Maybe talk about the sensory organs and their location... aaaaarg I don't know
Sound only travels longitudinally and requires atoms as a transfer of the energy - so you got all that sorted easily enough... but the moon does have an atmosphere, even if it is very very small! Don't know about sound tho... probably no good
So if you were in outer space, would you hear your self scream internally???