Why are solids generally denser than liquids?

"The velocity of sound is generally greater in solids than in gas at N.T.P." Why?

The velocity of sound is generally lesser in gases than solids because as compared to gases

The velocity of sound is generally greater in solids than in gases because

The active mass of solid is generally taken as

Kerosene is denser than water.

Why is air at sea level denser than air at mountains ?

STATEMENT-1 : Sound travels faster in solids as compared to liquids and gases . STATEMENT-2 : Solids are more elastic than liquids and gases .

Why do gases have more kinetic energy than liquids?

Define modulation index. Why is it generally kept less than one ?

Define modulation index. Why is it generally kept less than one ?