AP Physics 1easymcq1 pt
A train accelerates from 12 m/s to 20 m/s in 4.0 s. Its acceleration is
A.2.0 m/s²
B.5.0 m/s²
C.8.0 m/s²
D.0.5 m/s²
Explanation
Core Concept
a = Δv/Δt = (20 − 12)/4.0 = 2.0 m/s².
Correct Answer
A2.0 m/s²
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