A ball of mass 1.5kg is moving with a speed of 20m/s. Find its kinetic energy. If a force changes its speed to 25m
s-1, find the work done by this force.
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A ball of mass 1.5kg is moving with a speed of 20m/s. Find its kinetic energy. If a force changes its speed to 25m
s-1, find the work done by this force.
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Answer:
Units: Joules (J) Page 16 Example #2: What is the Kinetic Energy of a 1,000 kg car moving at 30 m/s? KE = 450,000 J Page 17 Example #3: What is the Kinetic Energy of a 20,000 kg freight car moving at 25 m/s?
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