Motion Quiz: Quiz For Unit 3 Force And Motion

15 Questions | Total Attempts: 551  Settings  Motion quiz: This is the first quiz for unit 3 Force and Motion, and covers the material in Chapter two of your textbook.

• 1.
Which of the following do you calculate when you divide the total distance traveled by the total travel time?
• A.

Average Speed

• B.

Constant Speed

• C.

Variable Speed

• D.

Instantaneous Speed

• 2.
Which term below best describes the forces on an object with a a net force of zero?
• A.

Inertia

• B.

Balanced Forces

• C.

Acceleration

• D.

Unbalanced Forces

• 3.
Which of the following is not used in calculating acceleration?
• A.

Initial Velocity

• B.

Average Speed

• C.

Time Interval

• D.

Final Velocity

• 4.
In which of het following conditions does the car NOT accelerate?
• A.

A car moves at 80 km/h on a flat, straight highway

• B.

The car slows from 80 km/h to 35 km/h

• C.

The car turns a corner

• D.

The car speeds up from 35 km/h to 80 km/h

• 5.
What is the tendency for an object to resist any change in its motion?
• A.

Net Force

• B.

Acceleration

• C.

Balanced Force

• D.

Inertia

• 6.
How can speed be defined?
• A.

Acceleration / Time

• B.

Change in velocity / Time

• C.

Distance / Time

• D.

Displacement / Time

• 7.
Which of the following represents the greatest speed?
• A.

20 m/s

• B.

200 cm/s

• C.

0.2 km/s

• 8.
Sound travels at a speed of 330 m/s. How long does it take the sound of thunder to travel 1485 m?
• A.

45 s

• B.

4.5 s

• C.

4,900 s

• D.

0.22 s

• 9.
Which to the following best describes an object with constant velocity?
• A.

It is changing direction

• B.

Its acceleration is increasing

• C.

Its acceleration is zero

• D.

Its acceleration is negative

• 10.
The graph below represents the motion of an object.  According to the graph, as time  increases, the velocity of the object
• A.

Increases

• B.

Decreases

• C.

Remains the same

• 11.
The displacement-time graph below represents the motion of a cart initially moving forward along a straight line.  During which interval is the cart moving forward at constant speed?
• A.

AB

• B.

CD

• C.

BC

• D.

DE

• 12.
Which graph best represents the motion of an object whose speed is increasing?
• A.

1

• B.

2

• C.

3

• D.

4

• 13.
The graph below shows the velocity of a race car moving along a straight line as a function of time.  What is the magnitude of the displacement of the car from t = 2.0 seconds to t = 4.0 seconds?
• A.

80. m

• B.

20. m

• C.

60. m

• D.

40. m

• 14.
The distance-time graph below represents the position of an object moving in a straight line. What is the speed of the object during the time interval t = 2.0 seconds to t = 4.0 seconds?
• A.

10. m/s

• B.

5.0 m/s

• C.

0.0 m/s

• D.

7.5 m/s

• 15.
Which graph best represents the motion of an object initially at rest and accelerating uniformly?
• A.

1

• B.

2

• C.

3

• D.

4

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