I got done everything. Now I only need help with #5. I'm also confused with #3.
Here are my attempts:
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#5.
m = 1.9*10^27
r = 7.1*10^4 km = 7.1*10^7 m
T = 9h55min = 540+55 min = 35700 s
a = [4(pi^2)(7.1*10^7)] / 35700^2
a =...
1. Planet A has a period of 1 year and an average distance from the sun of 1.63 × 1011 meters. If the average distance from the sun for planet B is 0.53 × 1011 meters, what is its period to the nearest hundredth of a year? 2. Two objects attract each other gravitationally with a force of when...