A baseball player is stealing second base when he goes into a slide, which gives him an acceleration of - 2.5 m/s2. If he had an initial speed of 7 m/s, how far does he slide before coming to a complete stop?

Question

Mateo Peck

Physics

18 January, 18:48

A baseball player is stealing second base when he goes into a slide, which gives him an acceleration of - 2.5 m/s2. If he had an initial speed of 7 m/s, how far does he slide before coming to a complete stop?

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Answers (1)

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Jamari Rodgers · Answer 1

First, find Δt

Δt = velocity:acceleration

⇔ (0-7) : (-2.5)

⇔2.8 seconds.

replace it in ΔX=1/2aΔt^2+viΔt

⇔ ΔX = 1/2 (-2.5) (2.8) ^2+7 (2.8)

⇔9.8m