HERE are some facts about sound ...

HERE are some facts about sound ...

The noise of thunder is created when the air around lightning gets heated very fast and expands faster than the speed of sound.

Sound travels four times faster in water than it does through air.

The sound you hear when you crack a whip is produced because the tip of the whip is moving faster then the speed of sound. -

sciencekids.co.nz; experiencefestival.com; thunderbolts.info