(Answered) A model rocket rises with constant acceleration to a height

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A model rocket rises with constant acceleration to a height of 3.1 m, at which point its speed is 26.0 m/s.

A.) How much time does it take for the rocket to reach this height?

B.) What was the magnitude of the rocket's acceleration?

C.) Find the height of the rocket 0.15 s after launch.

Express your answer using two significant figures.

D.) Find the speed of the rocket 0.15 s after launch.

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