A 1.70 kg snowball is fired from a cliff 9.31 m high with an initial velocity of 13.2 m/s, directed 44.0° above the horizontal. (a) Using energy techniques, find the speed of the snowball as it reaches the ground below the cliff. What is that speed (b) if the launch angle is changed to 44.0° below the horizontal and (c) if the mass is changed to 5.10 kg? (a) Number Units
A 1.70 kg snowball is fired from a cliff 9.31 m high with an initial velocity of 13.2 m/s, directed 44.0° above the horizontal. (a) Using energy techniques, find the speed of the snowball as it reaches the ground below the cliff. What is that speed (b) if the launch angle is changed to 44.0° below the horizontal and (c) if the mass is changed to 5.10 kg? (a) Number Units
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A 1.70 kg snowball is fired from a cliff 9.31 m high with an initial velocity of 13.2 m/s, directed
44.0° above the horizontal. (a) Using energy techniques, find the speed of the snowball as it
reaches the ground below the cliff. What is that speed (b) if the launch angle is changed to
44.0° below the horizontal and (c) if the mass is changed to 5.10 kg?
(a) Number
i
Units
(b) Number
i
Units
(c) Number
i
Units
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