07-10-2020
Physics

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Neglecting air resistance, if you throw a ball straight up with a speed of 20 m/s how fast will it be moving when you catch it

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pfellas pfellas

07-10-2020

The same speed, 20 m/s, because the energy is conserved. It changes from kinetic to gravitational potential and back again to the exact same kinetic energy.

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