Physics
Physics, 24.10.2019 06:43, rar79

13. potential energy is there store energy for when it's needed. if an object has a mass of 30 kg and a height of 25 meters, what's the potential energy ? the equatioh is e p =mgh .

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13. potential energy is there store energy for when it's needed. if an object has a mass of 30 kg an...

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