AP Physics 1easymcq1 pt
A 2.0 kg block is pushed from rest by a constant 10 N force for 3.0 m on frictionless ice. Its final kinetic energy is
A.30 J
B.15 J
C.60 J
D.10 J
Explanation
Core Concept
W = Fd = (10)(3.0) = 30 J, all of which becomes kinetic energy.
Correct Answer
A30 J
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