A2-kg bowling ball is 1 meter off the ground on a post when it falls just before it reaches ground it is travelling 4.4 m/s assuming there is no air resistance which statement is true
mechanical energy is not conserved
initial potential energy is greater than final kinetic energy
mechanical energy is conserved
initial potential is less than the final kinetic
Answers: 2
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If it takes a planet 2.8 x 10^8 s to orbit a star with a mass of 6.2 x 10^30 kg what is the average distance between the planet and the star
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A100 kg running back runs at 5m/s into a stationary linebacker. it takes 0.5 for the running back to be completely stopped
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A2-kg bowling ball is 1 meter off the ground on a post when it falls just before it reaches ground i...
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