About 767 mph ... it varies with temperature. OR about one mile in 5 seconds.
because the atoms in solid are compact it helps sound to travel fast
Sound cannot travel through a vacuum.
It wouldn't travel at all. Sound can't travel in a vacum. (Translation: Sound can't travel in outer space.)
Oxygen
no from what i have learned light travels faster then sound
in air sound travels 330m/s
Sound waves cannot travel in a vacuum.
Solids
3400mph
3400mph
I believe you mean "why does it matter how fast sound can travel?" There are many reasons for why it matters to know how fast sound travels. it can help with determining the distance of a lightning storm, tuning instruments, and is helpful with ballistics. -Tychusfindlay919