A Toddler got up from a nap and ran for 7.0 seconds and got tired and stopped on the spot. from beginning to end she was accelerating at 0.24m/s^2. What has her change in velocity in metres per second

Respuesta :

The toddler's change in velocity in metres per second is 1.68 m/s

To answer the question, we need to know what acceleration is

What is aceleration?

Acceleration is the change in velocity of an object with time. It is given by

a = Δv/Δt where

  • Δv = change in velocity and
  • Δt = change in time

The toddler's change in velocity

Making Δv subject of the formula, we have

Δv = aΔt

Since the toddler's accleration is 0.24 m/s² and got up from a nap and ran for 7.0 seconds,

  • a = 0.24 m/s² and
  • Δt = 7.0 s

Substituting the values of the variables into the equation, we have

Δv = aΔt

Δv =  0.24 m/s² × 7.0 s

Δv =  1.68 m/s

So, the toddler's change in velocity in metres per second is 1.68 m/s

Learn more about velocity here:

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