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Elizabethmaxine82go
Answered

You serve a volley ball with a mass of 3.2 kg. The ball leaves your hand at 20 m/s. The ball has ________________ energy. Calculate it.

Sagot :

Arwenarewhengo

Answer:

32J

Explanation:

Formula:

KE = 0.5 x m x v^2

KE = Kinetic energy

m = mass

v = velocity

Solution:

KE = 0.5 x m x v^2

KE = 0.5 x 3.2 x 20 m/s^2

KE = 32J

Answer:

32J

J = Joules (unit for energy)

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