Jupiter is 5.2 times farther from the sun than Earth is. Find Jupiter's orbital period in Earth years

Question

Physics

Georgia Novak

20 November, 08:06

Jupiter is 5.2 times farther from the sun than Earth is. Find Jupiter's orbital period in Earth years

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Answers (1)

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Curtis Benson · Answer 1

You can solve this using Kepler's 3rd law. T is proportional to r^1.5. T (J) = T (E) * 5.2^1.5 = 11.86 years.

You can also solve it the hard way: Find M (sun's mass) and r (Jupiter's orbital radius) in m. Then use Kepler's equation T = 2pi*r^1.5/sqrt (GM).