Question: Mount McKinley (also called Denali) is the tallest mountain in North America, with a height of 6200 m above sea level. If a person of

Mount McKinley (also called Denali) is the tallest mountain in North America, with a height of 6200 m above sea level. If a person of mass 120 kg walks from sea level to the top of Mount McKinley, how much work is done by gravity on the person?

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