Calculate the kinetic energy that the earth has because of (a) Its rotation about its own axis
Question:
Calculate the kinetic energy that the earth has because of
(a) Its rotation about its own axis
(b) Its motion around the sun. Assume that the earth is a uniform sphere and that its path around the sun is circular. For comparison, the total energy used in the United States in one year is about 1.1 × 1020 J.
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REASONING a The kinetic energy is given by Equation 99 as KE R I 2 Assuming the earth to be a unifor...View the full answer
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