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10 questions from this quiz
vav=DΔtv_{av} = \frac{D}{\Delta t}vav=ΔtD
Scalar quantity
No, speed is always positive
vˉav=ΔxˉΔt\bar{v}_{av} = \frac{\Delta \bar{x}}{\Delta t}vˉav=ΔtΔxˉ
Vector quantity
Yes, depending on direction of motion
Speed depends on path; velocity doesn't
Zero velocity but non-zero speed
000 m·s⁻¹
Distance
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