Question

your distance from lightning varies directly with the time it takesYou to hear thunder. If you hear the thunder 10 seconds after you see the lightning, you are about 2 miles from the lighting. Estimate how many seconds it will take for the thunder to travel distance of 4 miles.

Answer 1

20 seconds

Explanation:

10 sec = 2 miles

simplified means 5 secs per 1 mile,

1 mile = 5 seconds

so,

4 miles = 20 seconds