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A 1kg object has a potential energy of 20 J while stationary at the top of an incline. Neglecting friction, what is its speed halfway down the incline?
10 years ago

Answers

Henry
PE = 20J. at top of incline.
PE = 10J. halfway down the incline.

KE + PE = 20
KE + 10 = 20
KE = 10J.

KE = 0.5M*V^2 = 10
M = 1kg.
Solve for V.
10 years ago

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