Suppose partial melting of the polar ice caps increases the moment of inertia of the Earth from
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Suppose partial melting of the polar ice caps increases the moment of inertia of the Earth from 0.331 MERE2 to 0.332 MERE2.
(a) Would the length of a day (the time required for the Earth to complete one revolution about its axis) increase or decrease? Explain.
(b) Calculate the change in the length of a day. Give your answer in seconds.
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