waves help?

Question

ok, in a storm, lightning is often seen a considerable time b4 the thunder is heard:
1) if the lightning is seen 8 sec b4 the thunder is heard, calculate the distance of the thunder cloud from the observer.
2) what assumption have you made in your calculation? arigatou

Answer 1

Hi. Most of the time it's OK to approximate the sound as traveling 1,000 feet per second. So 8 seconds is about 8,000 feet.