# AP Physics Test 1a

22 Questions | Total Attempts: 703  Settings  This is Mr. Gromatsky's physics test 1A. These are regents style questions.

• 1.
An object originally at rest is uniformly accelerated along a straight-line path to a speed of 8.0 meters per second in 2.0 seconds.  What was the acceleration of the object?
• A.

0.25 m/s^2

• B.

10 m/s^2

• C.

16 m/s^2

• D.

4 m/s^2

• 2.
A 30-kilogram boy exerts a force of 100 Newtons on a 50-kilogram object.  The force that the object exerts on the boy is
• A.

0 N

• B.

100 N

• C.

980 N

• D.

1,500 N

• 3.
If the sum of all the forces acting on a car is zero, then the speed of the car always
• A.

Decreases

• B.

Increases

• C.

Remains the same

• 4.
As a constant unbalanced force acts on an object in the direction of motion, the object's speed
• A.

Decreases

• B.

Increases

• C.

Remains the same

• 5.
An object is uniformly accelerated from rest to a speed of 24 meters per second in 10 seconds.  The acceleration of the object is
• A.

1.0 m/s^2

• B.

2.0 m/s^2

• C.

1.5 m/s^2

• D.

2.5 m/s^2

• 6.
If the mass of an object were doubled, its weight would be
• A.

Halved

• B.

Doubled

• C.

• D.

Unchanged

• 7.
A 2-newton force acts on a 3-kilogram mass for 6 seconds.  The change of velocity of the mass is
• A.

18 m/s

• B.

2 m/s

• C.

36 m/s

• D.

4 m/s

• 8.
Which is a vector quantity?
• A.

Distance

• B.

Speed

• C.

Displacement

• D.

Time

• 9.
The graph represents the trip of a cart along a straight line.  The total trip takes 12 seconds and starts at t = 0.The part of the trip during which the cart was at rest is represented by line
• A.

AB

• B.

BC

• C.

DE

• D.

GH

• 10.
What was the total distance covered by the cart during the trip (AH)?
• A.

6m

• B.

11m

• C.

12m

• D.

22m

• 11.
What is the average speed of the cart during the part of the trip labeled CD ?
• A.

1 m/s

• B.

2 m/s

• C.

10 m/s

• D.

11 m/s

• 12.
The part of the trip during which the cart was moving with a constant speed is represented by line
• A.

AB

• B.

BC

• C.

EF

• D.

GH

• 13.
The part of the trip during which acceleration was not 0 is represented by the line
• A.

AB

• B.

BC

• C.

DE

• D.

FG

• 14.
A man weighing 800 Newtons is standing in an elevator.  If the elevator rises with an acceleration of 9.8 meters per second^2, the force exerted by the elevator on the man will be
• A.

400 N

• B.

800 N

• C.

1600 N

• D.

2000 N

• 15.
The graph below shows the speed of an object plotted against the time.The total distance traveled by the object during the first 4 seconds is
• A.

0.5 meter

• B.

2 meters

• C.

8 meters

• D.

4 meters

• 16.
An object is allowed to fall freely near the surface of a planet.  The object has an acceleration due to gravity of 24 m/s^2.  How far will the object fall during the first second?
• A.

24 meters

• B.

12 meters

• C.

9.8 meters

• D.

4.9 meters

• 17.
When an unbalanced force of 10 Newtons is applied to an object whose mass is 4.0 kilograms, the acceleration of the object will be
• A.

40 m/s^2

• B.

2.5 m/s^2

• C.

9.8 m/s^2

• D.

0.40 m/s^2

• 18.
A 1-kilogram object rests on a horizontal table top.  The force that the table top exerts on the object is
• A.

1 N

• B.

2 N

• C.

0 N

• D.

9.8 N

• 19.
No unbalanced force is acting on the car during time interval
• A.

BC

• B.

CD

• C.

EF

• D.

FG

• 20.
The acceleration of the car during time interval AB is
• A.

0.40 m/sec^2

• B.

2.5 m/sec^2

• C.

10 m/sec^2

• D.

40 m/sec^2

• 21.
During time interval CD, the average velocity of the car is
• A.

7.5 m/sec

• B.

17.5 m/sec

• C.

15 m/sec

• D.

35 m/sec

• 22.
A 2.0-kilogram mass is pushed along a horizontal frictionless surface by a 3.0-newton force which is parallel to the surface.The weight of the mass is approximately
• A.

9.8 N

• B.

2.0 N

• C.

20 N

• D.

4 N

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