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OpenStudy (anonymous):
A stone of mass 0.55 kilograms is released and falls to the ground. Measurements show that the stone has a kinetic energy of 9.8 joules at the point of impact with the ground. What is the stone's velocity when it hits the ground?
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OpenStudy (shane_b):
\[KE=\frac{1}{2}mv^2\]\[9.8J=\frac{1}{2}(0.55kg)v^2\]Solve for v.
OpenStudy (anonymous):
thx :)
OpenStudy (shane_b):
np :)
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