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Physics Quiz

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

Which of the following Greek letters is the symbol that means “change in”?
a.
α
c.
γ
b.
β
d.
Δ
 

 2. 

Which of the following are important characteristics of vectors?

I.units
II.direction
III.magnitude
a.
I. and II. only
c.
II. and III. only
b.
I. and III. only
d.
I., II., and III.
 

 3. 

A robin flies 200 m [E] in 29 s, lands on a tree branch, and rests there for 35 s. Then, the robin turns and flies 500 m [W] in 65 s. Which of the following is the robin’s average velocity?
a.
0.43 m/s [E]
c.
2.33 m/s [E]
b.
0.43 m/s [W]
d.
2.33 m/s [W]
 

 4. 

A swimming pool is 50 m long. A swimmer takes 138 s to complete 250 m. If the swimmer starts at the south end of the pool and finishes at the north end, what was the average speed and average velocity of the swimmer?

 Average SpeedAverage Velocity
a.1.81 m/s1.81 m/s
b.1.81 m/s0.36 m/s [N]
c.1.81 m/s [N]0.36 m/s
d.1.81 m/s [N]0.36 m/s [N]
a.
a
b.
b
c.
c
d.
d
 

 5. 

The graph shown below shows the motion of a person walking along a path. During which interval does the person have the greatest velocity?

mc005-1.jpg
a.
interval I
c.
interval III
b.
interval II
d.
interval IV
 
 
Use the following position-time graph to answer the next two questions.

nar001-1.jpg
 

 6. 

Which of the following ranks the position-time graph shown above from greatest average velocity to least average velocity?

Greatest Average Velocity Least Average Velocity

a.line Cline Aline Dline B
b.line Cline Dline Aline B
c.line Cline Aline Bline D
d.line Dline Bline Aline C
a.
a
b.
b
c.
c
d.
d
 
 
Use the following diagrams showing three different paths taken by a student to answer the next question.

nar002-1.jpg
 

 7. 

Which of the following correctly lists the diagrams shown above in order of increasing magnitude of displacement?

Least Displacement Greatest Displacement

a.Path XPath YPath Z
b.Path XPath ZPath Y
c.Path ZPath XPath Y
d.Path ZPath YPath X
a.
a
b.
b
c.
c
d.
d
 

 8. 

The below diagram shows the path taken by a vehicle. What is the vehicle’s average velocity if the vehicle takes 10 s to get from start to finish?

mc008-1.jpg
a.
+4 m/s
c.
+8 m/s
b.
+5 m/s
d.
+18 m/s
 
 
Use the following position-time graph showing the motion of a ball moving east to answer the next three questions.

nar003-1.jpg
 

 9. 

What does the above graph show during the last 4 s?
a.
The ball is stationary.
b.
The ball is travelling east with decreasing speed.
c.
The ball is travelling east with decreasing velocity.
d.
The ball is moving west, returning to the starting point.
 
 
Use the following graph and information to answer the next two questions.

A gymnast is on a balance beam. The position-time graph shown below represents her motion. Assume the centre of the balance beam is the reference point (origin).

nar004-1.jpg
 

 10. 

What does point A on the graph shown above represent?
a.
The gymnast starts out with a velocity of 2 m/s to the left.
b.
The gymnast starts out with a velocity of 2 m/s to the right.
c.
The gymnast starts 2 m to the left of the centre of the balance beam.
d.
The gymnast starts 2 m to the right of the centre of the balance beam.
 



 
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