•Question 2 Imagine that you're kidnapped by aliens and transported to a distant world in a different solar
system. They will release
you if you show your understanding of orbital dynamics. There is a planet with a period
(year) 8 times
longer than the planet you are on. How much further away is it from the local sun?
a.2 times as far.
b.4 times
as far. c.8 times as
far. d.16 times
as far. e.32 times as far.
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•Key
is to use KEPLER’S 3rd Law, period squared equals radius cubed. R = period2/3 = 82/3 = 4
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