Physics, 27.01.2021 09:50 luzperez2001
PLEASE HELP A group of kids are playing on a seesaw, balanced perfectly at its fulcrum. On the one side a 40 kg can sit on the end, and a 50 kg kids at half way between the fulcrum and the end. On the other side a 50 kg kids at half way between the fulcrum and a big adult presses on the end go balance them. How hard does he have to press?
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A group of kids are playing on a seesaw, balanced perfectly at its fulcrum. On the one...
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