Sound travels at 340 m/s. If you hear thunder 5 seconds after seeing lightning, how far away is the storm?
Answer
1700 meters
How to solve it
1
Speed of sound: 340 m/s
2
Time: 5 seconds
3
Distance: 340 × 5 = 1700 meters
Hints
Use distance = speed × time
Light travels almost instantly, sound takes time