AP Physics 1easymcq1 pt
A 12 kg box is pushed across a floor by 60 N while kinetic friction of 24 N opposes it. The box's acceleration is
A.3.0 m/s²
B.5.0 m/s²
C.2.0 m/s²
D.7.0 m/s²
Explanation
Core Concept
a = Fₙet/m = (60 − 24)/12 = 3.0 m/s².
Correct Answer
A3.0 m/s²
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