Acceleration

Question 1

Which scenario involves acceleration?

Revolt · Accepted Answer

a car decreasing its speed due to a red light

Question 2

Study the image of the roller coaster, then answer the questions. Note that the arrows indicate the direction of the movement of the roller coaster train.

Revolt · Accepted Answer

A; B

Question 3

Question 3

Revolt · Accepted Answer

B

Question 4

Question 10

Revolt · Accepted Answer

2

Question 5

A car traveling at a speed of 24 m/s comes to a stop at a red light.How much time will it take for the car to stop if its acceleration is –8.0 m/s2?

Revolt · Accepted Answer

3 s

Question 6

The graph shows the motion of a car. Which segments show that the car is accelerating? Select three options.

Revolt · Accepted Answer

A; C; E

Question 7

The graph shows the motion of a car. Which segment shows that the car is slowing down?

Revolt · Accepted Answer

C

Question 8

Question 17

Revolt · Accepted Answer

5

Question 9

What is the acceleration of the car at segment C?

Revolt · Accepted Answer

–30 m/s2

Question 10

Maia says that both lines on this position vs time graph show acceleration. Is she correct? Why or why not?

Revolt · Accepted Answer

No. Only the blue curved line shows acceleration because its slope (velocity) increases over time. The orange straight line has a constant slope, so it shows constant velocity and no acceleration.

Acceleration Answers

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