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mikael mikael
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Posts: 12017
10 years ago

 
A person stands on the edge of a cliff. She throws three identical rocks with the same speed. Rock X is thrown vertically upward, rock Y is thrown horizontally, and rock Z is thrown vertically downward. Assuming the elevation loss of the three rocks is the same (the base of the cliff is flat), which rock hits the ground with the highest speed? 
A)
 
They all hit the ground with the same speed. 
B)
 
Rock X 
C)
 
Rock Y 
D)
 
Rock Z 
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padrepadre
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10 years ago
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mikael Author
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10 years ago
Thanks for the assistance.
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