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AP Physics 1/Unit 3 – Work, Energy, and Power
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Mechanical Energy in Projectile Motion
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Two identical balls A and B are thrown from the same height. Ball A is thrown horizontally with speed v₀, while ball B is thrown at an angle θ above horizontal with the same speed v₀. Neglecting air resistance, how do their mechanical energies compare just before hitting the ground?

A

Cannot be determined without knowing θ

B

The mechanical energies are equal

C

Ball A has greater mechanical energy

D

Ball B has greater mechanical energy

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