AP Physics 1mediummcq1 pt
A 0.50 kg ball hits a wall at 8.0 m/s and rebounds at 6.0 m/s. The magnitude of the impulse on the ball is
A.7.0 N·s
B.1.0 N·s
C.3.0 N·s
D.14 N·s
Explanation
Core Concept
|Δp| = m|vf − vᵢ| = 0.50|−6 − 8| = 7.0 N·s.
Correct Answer
A7.0 N·s
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