Elias serves a volleyball at a velocity of 16 m/s. the mass of the volleyball is 0.27 kg. what is the height of the volleyball above the gym floor when its total mechanical energy is 41.70 j? round to the nearest number.

Ten students stand in a circle and are told to make a transverse wave. what best describes the motion of the students? each student bumps the shoulder of his or her neighbor. at the exact time, all students take a step to the right. the students skip clockwise, going in a circular motion. one at a time, each student lifts his or her hands up and then down.

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Clothes dryer uses about 7 amps of current from a 240 volt line. how much power does it use?