julienamae2611 julienamae2611

11-10-2022
Physics

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from the top of a cliff, a person uses a slingshot to fire a pebble straight downward, which is set as the negative direction. the initial speed of the pebble is 9.0 m/s. (a) what is the acceleration (magnitude and direction) of the pebble during the downward motion? is the pebble decelerating? explain. (-9.8 m/s2) (b) after 0.50 s, how far beneath the cliff top is the pebble? (-5.7 m)

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