What physical principle explains the fact that the Earth continues to execute the 'same' orbit about the
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Question:
What physical principle explains the fact that the Earth continues to execute the 'same' orbit about the Sun every year?
a) two equal and opposite forces act on the Earth
b) no force acts on the Earth so it doesn't change orbit
c) the Moon balances the gravitational pull of the Sun
d) conservation of momentum and/or conservation of energy
Related Book For
Vector Mechanics for Engineers Statics and Dynamics
ISBN: 978-0073212227
8th Edition
Authors: Ferdinand Beer, E. Russell Johnston, Jr., Elliot Eisenberg, William Clausen, David Mazurek, Phillip Cornwell
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