If you are walking on the moon, can you hear the sound of stones cracking behind you ? Can you hear the sound of your own footsteps ?

When can you say that the sound is propagating through a medium

Can you take a photo of a mirage

How can you say that Glucose is cyclic compound ?

At a time when it is cloudy. there may be frequent thunder and lightning. The sound of thunder takes some time to reach you after you see the lightning . Can you answer why this happens ?

Can you give any two axioms from your daily life.