teresa7567
teresa7567 teresa7567
  • 02-06-2019
  • Physics
contestada

A car changes speed from 25 m/s to 10 m/s in 240 seconds. Describe its acceleration.​

Respuesta :

MathPhys
MathPhys MathPhys
  • 02-06-2019

Explanation:

Acceleration is change in velocity over change in time:

a = Δv / Δt

a = (10 m/s - 25 m/s) / (240 s - 0 s)

a = -0.0625 m/s²

So the car decelerates at 0.0625 m/s².

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