Sound travels at 330 meters a second.
How many kilometers away is a thunder cloud when it`s sound follow the flash after 10 seconds ?
Option:
A. 3.3
B. 33
C. 0.33
D. 33.3
Answer: A . 3.3
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Justification:
Distance covered by sound in 1 sec = 330 metre.
Distance covered by sound in 10 sec.
= 3300 metre = 3.30 km.
