sph3u exam review. 1. the slope of a position-time (i.e. displacement-time) graph is equal to the:...

SPH3U Exam Review

1. The slope of a position-time (i.e. displacement-time) graph is equal to the:

A. acceleration B. distance travelled C. time interval D. velocity

1. The slope of a position-time (i.e. displacement-time) graph is equal to the:

A. acceleration B. distance travelled C. time interval *D. velocity

2. If the slope of a position-time graph is positive and increasing, the object must be:

A. at rest B. travelling forward at constant speedC. travelling forward and speeding up D. travelling forward and slowing down

2. If the slope of a position-time graph is positive and increasing, the object must be:

A. at rest B. travelling forward at constant speed*C. travelling forward and speeding up D. travelling forward and slowing down

3. The slope of a velocity-time graph is equal to the:

A. acceleration B. distance travelled C. time interval D. velocity

3. The slope of a velocity-time graph is equal to the:

*A. acceleration B. distance travelled C. time interval D. velocity

4. If the slope of a velocity-time graph is zero, the object must be:

A. at rest B. travelling at constant speedC. slowing down D. either A or B

4. If the slope of a velocity-time graph is zero, the object must be:

A. at rest B. travelling at constant speedC. slowing down *D. either A or B

5. The area under a velocity-time graph is equal to the:

A. acceleration B. distance travelled C. time interval D. velocity

5. The area under a velocity-time graph is equal to the:

A. acceleration *B. distance travelled C. time interval D. velocity

6. The velocity-time graph at right shows the motion of an object that is:

A. travelling backward at a constant speed

B. travelling forward and slowing down

C. travelling backward and speeding up

D. travelling backward and slowing down

6. The velocity-time graph at right shows the motion of an object that is:

A. travelling backward at a constant speed

*B. travelling forward and slowing down

C. travelling backward and speeding up

D. travelling backward and slowing down

7. Given the velocity-time graph at right, what is the displacement of the object after 5.0 s?

A. -30 m B. -6 m C. 0 m D. 75 m

7. Given the velocity-time graph at right, what is the displacement of the object after 5.0 s?

A. -30 m B. -6 m C. 0 m *D. 75 m

8. Which of the following position-time graphs might correspond to the velocity-time graph above?

8. Which of the following position-time graphs might correspond to the velocity-time graph above?

9. The position-time graph at right shows the motion of an object that is:

A. travelling forward at a constant speed

B. travelling forward and speeding up

C. travelling forward and slowing down

D. impossible to determine

9. The position-time graph at right shows the motion of an object that is:

A. travelling forward at a constant speed

*B. travelling forward and speeding up

C. travelling forward and slowing down

D. impossible to determine

10. Given the position-time graph at right, what is the speed of the object at 3.5 s?

A. 15 m/s B. 31 m/s C. 54 m/s D. 95 m/s

10. Given the position-time graph at right, what is the speed of the object at 3.5 s?

A. 15 m/s *B. 31 m/s C. 54 m/s D. 95 m/s

1. The graph at right depicts the motion of a motorbike down a straight section of road (positive is North). Sketch the corresponding velocity-time graph.

Your graph should have 5 horizontal line segments:At 0 m/s from 0 to 10 s

At 20 m/s from 10 to 25 sAt 0 m/s from 25 to 30 s

At -40 m/s from 30 to 45 sAt 0 m/s from 45 to 60 s

The graph at right depicts the straight-line motion of a dog running along a footpath (positive is North). Describe each segment of the motion in words.

A: running forward at constant speedB: running forward and speeding up

C: running forward and slowing downD: at rest

E: running backward and speeding upF: running backward at constant speed

1.A vehicle with an initial velocity of 24 m/s [N] brakes and stops in 5.0 s. On a separate piece of graph paper, draw the (a) position-time and (b) velocity-time graphs of its motion.

1.A vehicle with an initial velocity of 24 m/s [N] brakes and stops in 5.0 s. On a separate piece of graph paper, draw the (a) position-time and (b) velocity-time graphs of its motion.

2. An object is dropped off the roof of a building. If the building is 65 m tall, on a separate piece of graph paper, draw the (a) position-time and (b) velocity-time graphs of its motion.

2. An object is dropped off the roof of a building. If the building is 65 m tall, on a separate piece of graph paper, draw the (a) position-time and (b) velocity-time graphs of its motion.