A ball rolls from x = - 5m to x = 0m in 1 second. What was its average velocity? (Units = m/s) Don't forget: velocities and displacements to the right are +, to the left are -

Question

Physics

Aspen Browning

7 March, 20:33

A ball rolls from x = - 5m to x = 0m in 1 second. What was its average velocity? (Units = m/s) Don't forget: velocities and displacements to the right are +, to the left are -

+1

Answers (1)

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Cadence Rice · Answer 1

+ 5 m/s

Explanation:

change in displacement = ΔX=final position - initial position

ΔX = 0 - (-5) = 0+5 = + 5 m

average velocity = ΔX/t

= + 5/1

= + 5 m/s

positive sign shows that ball rolls towards right