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An ostrich can run 10km in 15 minutes what is it’s speed in kilometers per hour?
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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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Which of the following are used in an electrochemical cell? a. electrodes b. electrolyte c. terminals d. all of the above
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Ahot-air balloon is 11.0 m above the ground and rising at a speed of 7.00 m/s. a ball is thrown horizontally from the balloon basket at a speed of 9.00 m/s. ignore friction and air resistance and find the speed of the ball when it strikes the ground.
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An ostrich can run 10km in 15 minutes what is it’s speed in kilometers per hour?...
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