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Mathematics, 22.09.2019 14:10 Ericapab

The mass of an object varies directly with the potential energy of the object and inversely with the height of the object off the ground. a 25-kg object has 980 joules of potential energy when it is 4 meters off the ground. another object has 150 joules of potential energy at 3 meters off the ground. what is the mass of the second object?
0.32 kilograms
2.88 kilograms
5.10 kilograms
45.90 kilograms

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