How far away did the lightning strike if it took 3 seconds to hear the thunder?

approx. 0.3 km
approx. 1 km
approx. 3 km
approx. 9 km
Sound travels through air at 331.2 meters per second, so after 3 seconds it would travel approximately 1 kilometer.
Ninjai
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Very interesting!
reach: rather globallightphysicssoundweather

Answers by country

approx. 0.3 km
approx. 1 km
approx. 3 km
approx. 9 km
answers
flagGreece
0%
66%
16%
16%
12
flagAustralia
7%
50%
42%
0%
14
flagPoland
9%
36%
42%
11%
1981
flagGermany
6%
34%
44%
12%
63
flagthe United States
13%
27%
41%
15%
51
flagIndia
22%
24%
29%
21%
110
flagthe United Kingdom
16%
22%
25%
35%
31