A child knocks a 12 kg vase off of a table 15 m above the, Ask an Expert

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A child knocks a 1.2 kg vase off of a table 1.5 m above the ground.

a. What is its potential energy before it begins to fall?

b. What is its kinetic energy just before it hits the ground?

c. What is its velocity just before it hits the ground?

d. What impulse did the floor exert on the vase?

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