malugoncalves76 malugoncalves76

01-06-2020
Physics

contestada

Calculate the kinetic energy of a 0,6kg ball when it is thrown and reaches a speed of 5 m/s

A) 7J
B) 6J
C) 10 J
D) 7,5 J
E) 16 J

Respuesta :

SvetkaChem SvetkaChem

01-06-2020

Answer:

D) 7.5 J

Explanation:

KE = mv²/2 = 0.6 kg *(5 m/s)² = 0.6 *25/2 = 7.5 J

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