svalentin2066 svalentin2066

08-12-2020
Physics

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A graph showing the kinetic energy of a 10 kg object at different
speeds is provided:

A graph showing the kinetic energy of a 10 kg object at different speeds is provided class=

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masbrosur masbrosur

08-12-2020

Answer:

20 Joules

Explanation:

by seeing the Graph, we know that the graph will be curved. Then we can assume that the KE at speed 2 m/s is 20 Joules. But lets count it:

KE = ½ x m x v²

KE = ½ x 10 x 2²

KE = 5 x 4 = 20 Joules

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