AP Physics Test 1a

22 Questions | By Apphysicswebmast | Updated: Mar 21, 2022 | Attempts: 909

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This is Mr. Gromatsky's physics test 1A. These are regents style questions.

Questions and Answers

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.
  
  Quadrupled
- 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