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April 18, 2014

Homework Help: Physics

Posted by vv on Tuesday, September 17, 2013 at 9:03am.

Earth speeds along at 29.8 km/s in its orbit. Neptune's nearly circular orbit has a radius of 4.5 x 109 km, and the planet takes 164.8 years to make one trip around the Sun. Calculate the speed at which Neptune plods along in its orbit.

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