If sound travels approximately 1 km in 3 s, and the lightning is striking 10 km from your house, how much time passes between a flash of lightning and the sound of thunder?

Respuesta :

Dijiri
If the lightning is 10 km and the sound takes 3 seconds to travel 1 km, then the sound takes 30 seconds to travel 10 km.

3 seconds * 10 kilometers = 30 seconds