zacharybarrett110 zacharybarrett110

11-05-2020
Physics

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

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kittykatboom10123 kittykatboom10123

11-05-2020

Answer: 20J

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

= 40kg

V = 1m/s

K.E = 1/2×40×1×1

K.E = 20J

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