Question: ravitational force does negative work on it and the gravitational potential energy decreases. nswer depends on whether or not air resistance is present. Which requires

ravitational force does negative work on it and the gravitational potential energy decreases. nswer depends on whether or not air resistance is present. Which requires more work, increasing a car's speed from 0 mph to 30 mph or from 50 mph to 60 mph? mph to 30 mph mph to 60 mph

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