Chemistry, 12.03.2020 18:11 hannahmr092402
A certain satellite orbiting Earth has a speed of about 17,000 miles/hour. What is its approximate speed expressed to the correct number of
significant figures in kilometers/second? One kilometer is about 0.62 mile, and there are 3,600 seconds in an hour.
A
2.9 km/s
B. 7.6 km/s
C. 38,000,000 km/s
D.
99,000,000 km/s
Answers: 3
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A certain satellite orbiting Earth has a speed of about 17,000 miles/hour. What is its approximate s...