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A piece of paper with a mass of 0.002 kg falls from a height of 8 m. It experiences air resistence. Based on what you know about friction, what can you say about the kinetic energy of the paper as it reaches the ground? Acceleration due to gravity is g=9.8 m/s²
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On mars a rock falls an unknown vertical distance from a resting position and lands in a crater. if it takes the rock 2.5 seconds to fall, how high is the cliff the rock fell from? mars' surface gravity is 3.8 m/s2. a. 9.5 m b. 11.9 m c. 15.2 m d. 23.8 m
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A piece of paper with a mass of 0.002 kg falls from a height of 8 m. It experiences air resistence....
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