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WorksheetsReview Newton's Laws
Total questions: 61
Worksheet time: 1hrs 4mins
A person steps out of the boat and onto the dock. As the person moves forward onto the dock, the boat moves backward. Which statement best describes the backward motion of the boat as the person steps forward?
For every action there is an equal and opposite reaction.
Every mass exerts a force on every other mass.
An object at rest tends to stay at rest.
Friction opposes the motion of an object.
A semi truck and a Volkswagen (small car) traveling at the same speed have a head on collision. Which statement is correct?
The impact force is greater on the Volkswagen.
The impact force is greater on the semi truck.
The impact force is less on the semi truck.
The impact force is equal for both.
The image shows a game controller at rest. What best describes the action-reaction forces on the game controller?
Action force = gravity. Reaction force = normal force of the table.
Action force = gravity. Reaction force = friction between the controller and table.
Action force = friction between the controller and table. Reaction force = gravity.
Action force = normal force of the table. Reaction Force = gravity.
What is the resultant force?
40 N, Left
0 N, Balanced
400 N, Right
40 N, Right
Which of Newton's laws best explain why the wheels of the cannon push back when the cannon fires?
Newton's 1st Law
Newton's 2nd Law
Newton's 3rd Law
Which of Newton's Laws best describes why satellites can orbit earth?
Newton's 1st Law
Newton's 2nd Law
Newton's 3rd Law
What force ultimately slows the roller coaster to a stop?
Applied
Normal
Friction
Gravitational
Newton's Law of Inertia (first law) describes the motion of-
Objects that accelerate
Force is directly proportional to acceleration but inversely proportional to an object's mass.
Law of Inertia
Law of Acceleration
Law of Action - Reaction
Law of Inertia
Law of Acceleration
Law of Action - Reaction
An object at rest will remain at rest, and an object in motion will remain in motion, unless acted upon by an unbalanced force.
Law of Inertia
Law of Acceleration
Law of Action - Reaction
Force is directly proportional to acceleration but inversely proportional to an object's mass.
Law of Inertia
Law of Acceleration
Law of Action - Reaction
You push against a wall and the wall is pushing back on you.
Law of Inertia
Law of Acceleration
Law of Action Reaction
Which force causes an object to speed up or slow down (accelerate or decelerate)?
Which of the following is the correct position - time graph for an object moving with a constant velocity?
F= mass * acceleration
A 20 kg bike accelerates at 10 m/s2. what is the force acting upon it?
25 Newtons
20 Newtons
200 Newtons
10 Newtons
An object of mass 10 kg is accelerated upward at 2 m/s2. What force is required?
20 N
2 N
5 N
0 N
What Unit do we Measure Force in?
Newtons
Joules
Volts
Lumens
F = ma
An object accelerates 5 m/s2 when a force of 20 newtons is applied to it. What is the mass of the object?
4 kg
20 kg
0.5 kg
2 kg
An object is propelled along a straight-line path by a force. If the net force were doubled, its acceleration would
Halve
Double
Remain constant
When you hit a tennis ball with a racket...
The ball exerts more force on the racket
The ball and racket exert the same force on each other
The racket exerts more force on the ball
It depends on how hard you hit it
The force that prevents a ball rolling on the ground from continuing on it's path forever is...
Friction
Gravity
Inertia
A dictionary weighing 15 Newtons is placed on a desk.
What is the force that the desk exerts on the dictionary?
none
15 N
1.5 N
150 N
Which image is an example of a balanced force?
Image 1
(Top Image)
Image 2
(Bottom Image)
The down-arrow in this diagram is most-likely:
gravity
normal
a push or pull
friction
Which diagram best shows person pushing a couch (accelerating) across the floor?
A book is sliding across a table
A book is falling from a table
A book is being pulled across a table
A rightward force is applied to a dresser to accelerate it to the right across the floor
These two individuals are pushing a 5500 kg car with a horizontal force of 300 N. What is the Normal Force of the car?
53,900 N
300 N
2940 N
30.6 N
Two students that are afraid of the Tardy Terminator are late to class. They decide to take the elevator even though they are not allow. Their mass is 40 kg each and the mass of the elevator is 220 kg. Assume the elevator accelerates upward at 2.00 m/s². What is the net force that acts on the elevator?
300 N
160 N
2 N
600 N
A net force is acting on a 10 kg box produces an accelerate of 3.0 m/s². What acceleration, to the nearest tenth, will the same net force cause on a 4 kg box? Only type the number.
(a)
This 75 kg bridge jumper leaped off a 20 m high bridge. Knowing Earth's gravity is acting on him, which statement best represents the reaction force to Earth's gravity?
Earth is pulling on air with a force of 4.11 x10^4 N.
Earth is pulling on water with a force of 3.66 x 10^12 N.
The sun is pulling on Earth with a force of 5.97 x 10^24 N.
The jumper is pulling on Earth with a force of 735 N.
A net force acting on a 5 kg desk produces an acceleration of 5 m/s^2. What mass, to the nearest tenth, will the same net force cause on a desk accelerating at 12.5 m/s^2. Only type in a number.
(a)
This guy, who may or may not be Spiderman, jumps off a building to stop Green Goblin. His mass is 55 kg. Superheroes are subject to Earth's gravity. Which statement best describes the reaction force to Earth's gravity in this situation?
Earth is pulling on the sun with a force of 5.97 x 10^24 N.
Earth is pulling on Spiderman wannabe with a force of 539 N.
Earth is pulling on air with a force of 5.61 x10^ 5 N.
Earth is pulling on Green Goblin with a force of 4.99 x 10^7 N.
These two chaps are moving this 200 kg box with a horizontal force of 600 N. What is the magnitude of the Normal Force?
5880 N
600 N
1960 N
61 N
A vendor and his hot dog cart are in an elevator at AT&T Stadium. The vendor has a mass of 50 kg and his cart is 20 kg, hot dogs included. The elevator has a mass of 300 kg. The elevator accelerates upwards at 1 m/s². What is the upward force acting on the elevator?
70 N
370 N
300 N
9.8 N
What is the amount of force required to accelerate a 10 kg object at 20 m/s^2? Only type a number.
(a)
