A watermelon weighs 5.00 lb on Earth. What would it weigh on the Moon, where the free-fall acceleration is one-sixth that on Earth? Give your answer in units of newtons. N What would it weigh on the surface of Pluto, where g is 0.0673 times that on Earth? Give your answer in units of newtons. N What is the mass of the watermelon in kilograms at each of the three locations? Earth kg Moon kg Pluto kg

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Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!