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A person weighs 620N on Earth. The gravitational constant on Mars is 3.8m/s^2. How much does this person weigh on Mars?

If the person weighs 620N on Earth, their mass is 620/9.8=63.3kg on Earth. Therefore applying F=ma they must weigh 63.3*3.8=240N on Mars.

Answered by Tomas M. • Physics tutor

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