Chemistry, 13.09.2021 21:00 nyceastcoast

1) A ballerina weighing 60 Kg (130 pounds) jumps in the air 1 meter (3 feet). What is her potential energy at the top of her jump ?

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1) A ballerina weighing 60 Kg (130 pounds) jumps in the air 1 meter (3 feet). What is her potentia...

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