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you throw a ball with a mass of 2.5kg. the ball leaves your hand at 20 m/s. How much kinetic energy does the ball possess.

A. 100 J
B. 300 J
C. 500 J
D. 600 J

Respuesta :

Answer:

500 J

Explanation:

[tex]K.E = \frac{1}{2} mv {}^{2} \\ \\ K.E = \frac{1}{2} \times 2.5 \times (20) {}^{2} \\ \\ K.E = \frac{1}{2} \times \frac{25}{10} \times 20 \times 20 \\ \\ K.E = 25 \times 20 \\ K.E = 500j[/tex]

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