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!
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Answers by country

approx. 0.3 km
approx. 1 km
approx. 3 km
approx. 9 km
answers
flagRepublic of Ireland
0%
100%
0%
0%
10
flagGreece
12%
56%
12%
18%
16
flagAustralia
4%
54%
40%
0%
22
flagSwitzerland
13%
53%
26%
6%
30
flagthe United States
13%
38%
35%
11%
92
flagPoland
9%
37%
41%
10%
3014
flagGermany
10%
36%
41%
8%
246
flagAustria
2%
34%
57%
5%
35
flagPakistan
16%
33%
33%
16%
12
flagIndia
27%
24%
25%
20%
162
flagthe United Kingdom
16%
24%
32%
27%
62
flagNigeria
0%
16%
33%
50%
12