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Ec = (½) m v²
Nos dan que m = 14 kg y que v = 2 m/s ; reemplazamos
Ec = (½)(14)(2²)
Ec = (7)(4)
Ec = 28 J
Por tanto la energía cinética es de 28 Joule
M = 14 kg
V = 2 m/s
Ec = ?
Ec = 1/2 m * v2
Ec = 1/2 14 kg * ( 2 m/s)2
Ec = 7 kg * 4 m2/s2
Ec = 28 Julios ----> solución
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