Question

0.30 s after seeing a puff of smoke rise from the starter's pistol, the sound of the firing of the pistol is heard by the track timer 100 m away. What is the speed of sound?

Answer 1

ooh :) i remember this

Answer 2

Lol, do you have to divide 0.30 by 100 or what? :P

Answer 3

http://openstudy.com/users/dumbkids#/updates/4fbd83ede4b0c25bf8fbdbba

is it this?

Answer 4

Yes! I did 100/0.30 and got 333 repeating. So is it 33 m/s?

Answer 5

333*

Answer 6

yes :D

Answer 7

Oh good, I was making sure I was doing it right. Thx! :)

Answer 8

de nada :)