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Four objects having varied masses are initially at rest at different heights above the ground...
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Four objects having varied masses are initially at rest at different heights above the ground. The masses and starting heights
are given in the table.
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Object Mass (kg)
A 0.125 1
B 0.689
C 0.752
D 0.562
Height (m)
A 25.0
B 10.3
C 21.9
D 27.1
Each mass is allowed to fall to the ground, and air resistance is negligible. Rank the kinetic energy and speed with which
each object hits the ground from highest to lowest.
Answers: 1
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