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if a 0.5 kg ball is thrown with a velocity of 8.5 m/s, what it its KE? ​

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KE = 18.06 J

Given:

m = 0.5 kg

v = 8.5 m/s

KE = ?

Solution:

KE = ½mv²

KE = ½(0.5 kg)(8.5 m/s)²

KE = ½(0.5 kg)(72.25 m²/s²)

KE = 18.0625 kg•m²/s²

KE = 18.0625 J

KE = 18.06 J

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