Test - Unit 6 Motion

Question 1

18.At what point is the rate of change of velocity the greatest?Which part of the graph would indicate this?

A. A C. C
B. B D.Not Enough information to determine

Answer 1

18. A. A

U6 C1 P5

Question 2

22. The graph at the right represents the motion of a car. According to the graph, as time increases, the speed of the car.

A. decreases. B. increases.

C. stays the same. D. is zero.

Answer 2

C.stays the same

U6 C1 P5

Question 3

23. Ben is exercising his pony on a large, oval track. The pony is trotting at a constant speed of 10 m/s around the track. Which statement can be made about the pony’s motion?

A. The pony is slowing down. B. The pony is speeding up.

C. The pony is not accelerating. D. The pony is accelerating.

Answer 3

D.The pony is accelerating

U6 C2 P11

Question 4

29. Describe the motion of a biker at A, B and C as shown by the distance vs. time Graph

Answer 4

During part A the biker was moving at a constant speed, during part B he stopped moving, and at part C she started moving at a constant speed again but was slower than part A.

U6 C1 P5

Question 5

30. Describe the motion of a biker at A, B and C as shown by the velocity vs. time Graph 2.

Answer 5

During part A they were speeding up, during part B they were moving at a constant velocity, and during part C they slowed down.

U6 C2 P12

Question 6

32. What are the 3 specific ways an object can accelerate?

Answer 6

Speeding up, slowing down and, and changing direction.

U6 C2 P11