A hiker starts from and walks to along the same straight track

PHYSICS · Single correct · AP · Physics 1: Algebra-based · Kinematics · Kinematics

Problem

A hiker starts from x=+7 mx = +7\,\text{m} and walks to x=−3 mx = -3\,\text{m} along the same straight track. What is his displacement? (a) +4 m+4\,\text{m} (b) −10 m-10\,\text{m} (c) +10 m+10\,\text{m} (d) −4 m-4\,\text{m}

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