Test- Unit 6 Motion Concept 1 & 2

Question 1

1. The speed you use on a speedometer is _.

Answer 1

Instantaneous speed

Concept 1, P.g.3

Question 2

5. An object in motion must be undergoing a change of _.

Answer 2

Position

Concept 1, P.g. 2

Question 3

14. Find the acceleration of the bicyclist in the graph to the right from 5 s to 6 s.

Answer 3

15 m/s squared

Concept 2, P.g. 11

Question 4

18. At what point is the rate of change of velocity the greatest?

Answer 4

Speeding up steep slope(point A on graph)

Concept 1, P.g. 3

Question 5

19. Which statement about the movement of an object with zero acceleration could be true?

Answer 5

The object is moving at a constant speed.

Concept 2, P.g. 14

Question 6

29. Describe the motion of a biker at A, B, and C as shown by the distance vs. time Graph 1.

Answer 6

A= constant speed
B= not moving
C= constant speed(but slower than part A)

Concept 2, P.g. 11

Question 7

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

Answer 7

A= negative acceleration 
B= no acceleration 
C= positive acceleration 

Concept 2, P.g. 11

Question 8

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

Answer 8

• speed up
• slow down
• change direction

Concept 2, P.g. 11