Asked by S
the distance of a planet from its sun is 19000000 miles. if there are 29400000 seconds in one orbit, find the speed of the planet in its orbit about the sun. (assume a circular orbit)
Answers
Answered by
Damon
orbit circumference
= 2 pi *1.9*10^7 miles
time for orbit trip = 2.9*10^7 s
speed = 2 pi *1.9 / 2.9 miles/second
= 4.12 miles/second
You did not say what units
in miles per hour, multiply by 3600 and get
14,820 miles/hour
= 2 pi *1.9*10^7 miles
time for orbit trip = 2.9*10^7 s
speed = 2 pi *1.9 / 2.9 miles/second
= 4.12 miles/second
You did not say what units
in miles per hour, multiply by 3600 and get
14,820 miles/hour
Answered by
Scott
does your instructor teach significant figures?