Friday

April 25, 2014

April 25, 2014

Posted by **Sarah** on Thursday, March 8, 2012 at 9:12pm.

(a) How long will it take you to catch up with your friend if you reduce your orbital radius by 1.1 km? ("Catch up" here means to lie along a line that passes through the center of the earth.)

(b) By how much must you reduce your orbital radius to catch up in 6 hours?

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