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A0.580-kg rock is tied to the end of a string and is swung in a circle with a radius of 0.500 meters. the velocity of the rock is 4.50 m/s. what is the centripetal force acting on the rock? 15.5 n 5.22 n 69.8 n 23.5 n
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Achlorine atom has 17 protons and 18 neutrons. what is its mass number? what is its atomic number?
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Using hooke's law f spring = k dela x, find elastic constant of a spring that stretches 2cm when a 4...
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