G A2.2 - Acceleration

Get the Formative Assessment: FA02.2.pdf

This assessment covers the following video flips:

  • 2B. Understand the vector nature of displacement and velocity.

  • 2C. Solve simple acceleration problems.

  • 2D. Solve complex acceleration problems.

Help with the Quizlette

The Formative Assessment Solved:

1. A car accelerates from rest to 21.0 m/s in 2.45 seconds. What is its acceleration?

(8.57 m/s/s)

2. A rock accelerates at 9.81 m/s/s for 1.25 s. What is its change in velocity?

(12.3 m/s)

3. A car can accelerate at 4.50 m/s/s. What time will it take to accelerate from rest to 12.0 m/s

(2.67 s)

4. A car goes from 37.0 m/s to 21.0 m/s in 3.50 seconds. What is its acceleration?

(-4.57 m/s/s)

5. A car has a final velocity of 23.0 m/s after having accelerated at 1.75 m/s/s for 7.80 seconds. What was its initial velocity?

(9.35 m/s)



Help on the Quizlette 2.2

The Instruction for this unit:

Acceleration

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Acceleration with Vf = Vi + at

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More Practice:

The Acceleration Worksheet solved with videos: Acceleration