Question and answer
A stone falls from a ledge and takes 8 seconds to hit the ground. The stone has an original velocity of 0 m/s. How tall is the ledge? A. 1,254.4 meters B. 78.4 meters C. 39.2 meters D. 313.6
meters
y(8) = -1/2 (9.81 * 8 ) = 313.92 m so is D. 313.6 meters
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User: A stone falls from a ledge and takes 8 seconds to hit the ground. The stone has an original velocity of 0 m/s. How tall is the ledge? A. 1,254.4 meters B. 78.4 meters C. 39.2 meters D. 313.6 meters

Weegy: y(8) = -1/2 (9.81 * 8 ) = 313.92 m so is D. 313.6 meters
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Asked 228 days ago|1/5/2014 5:41:18 PM
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