Mary has a mass of 40 kg and sprints 1 meter per second. How much kinetic energy does she have?

asked Mar 2, 2021 167k views

2 votes

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5 votes

Answer: 20J

Explanation: K.E = 1/2mv^2

= 40kg

V = 1m/s

K.E = 1/2×40×1×1

K.E = 20J

Hanie Asemi answered Mar 8, 2021

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