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WorksheetsNewton's Laws Quiz
Total questions: 136
Worksheet time: 13hrs 36mins
What is force?
A push that causes a change in an object's motion
A push or a pull that causes an object to move, stop, or change direction
A pull that causes an object to move, stop, or change direct
How fast something is moving
Which scientist came up with the 3 laws of motion ?
Albert Einstein
Charles Darwin
Indiana Jones
Isaac Newton
What is the net force?
800 N
600 N
400 N
400 N down
Which best describes Newton's 1st law?
Law of Intertia
Law of force
Law of action-reaction
Use the diagram to answer the question.
Brennan is traveling in a car at a constant speed. He quickly applies his brakes and stops to avoid an accident. Brennan’s body continues to move forward and is stopped by the seat belt. Why?
an object in motion remains in motion unless acted on by an unbalanced force
for every action there is an opposite equal reaction
when mass increases a greater force is needed to accelerate the object
the law of gravity
Which law says f = m∘a
Newton's first law
Newton's second law
Newton's third law
Newton's fourth law
Which formula would you use to find the acceleration of a bike rider with a mass of 50kg who pushes off with a force of 25 Newtons.
f = ma
V= d/t
y=mx + b
A cart was pushed with a force of 50 N, if its mass is around 3.4 kg, how much was the acceleration produced? F= MA
14.7 m/s2
53 m/s2
0.068 m/s2
170 m/s2
If a 10 kilogram object accelerates suddenly at 15 m/s2, how much force was applied to the object? F=MA
150 Newtons
15 Newtons
150 kilograms
100 kilograms
If the man pushes with an equal amount of force, which object will accelerate more?
Car because it has more mass
Lawnmower because it has less mass
Car because it has less mass
Lawnmower because it has more mass
Find how much force the man will need to exert to move the car.
5000 N
50 N
20,000 N
500 N
What unit do we measure force in?
Kilometer/hr
Joules
Seconds
Newtons
Newton’s 3rd law states that for every action, there is an ________ reaction.
unequal and opposite
equal and similar
stronger and opposite
equal and opposite
Your foot pushes on the floor as you walk, and the floor pushes back. This is an example of:
Newton's first law
Newton's second law
Newton's third law
Newton's fourth law
A firefighter turns on his hose & is knocked backwards... Which law best explains this?
1st Law
2nd Law
3rd Law
If I were to kick a soccer ball, what are the two main factors that keep the ball from traveling forever? Check all that apply
Gravity
Friction-less surface
Friction
Zero-gravity
The thrust from a rocket's engine lifts the rocket into the air. Which of the following best explains why the engine's thrust lifts the rocket?
For every action, there is an equal and opposite reaction. Forces occur in equal and opposite pairs.
An object in motion tends to stay in motion; an object at rest tends to stay at rest.
The greater an object's mass, the greater its resistance to changing it's motion.
The greater the force applied to the an object, the greater the object's acceleration.
Alex wants to test four bowling balls shown below. Each bowling ball is a different color and has a different mass. She throws the bowling ball all with the same net force of 20 Newtons. Order them from least to greatest acceleration. (1 being the least acceleration and 4 being the most)
Red bowling ball
Black bowling ball
Blue bowling ball
Green bowling ball
Based on the information in the graph, which biker traveled the FASTEST?
Biker 1
Biker 2
Biker 3
Biker 4
Two teams took part in a tug-of-war contest. The diagram below shows the force of Team 1's pull on the rope in Newtons. If team 2 wants to pull the flag to the right and win, which of the following forces could they apply to the rope to meet their goal?
100 Newtons
125 Newtons
150 Newtons
175 Newtons.
Two students are working together to build a birdhouse. Student 1 applies a force of 10 Newton to a wooden board to slide is across the table to Student 2. If the force of friction resisting the student's push is 4N, what is the net force acting on the board?
PUT YOUR UNITS!
Order the following descriptions of the graph from the beginning of the graph to the end.
The train is at rest.
The train speeds up
The train moves at a constant speed
The graph below shows the distance of a golf cart traveled in a straight line. Which of these best describes the motion of the golf cart from 5 to 7 seconds?
the cart is not moving
the cart is moving away from the starting point at a constant speed
the cart is slowing down.
the cart is moving back to the starting point at a constant speed.
According to Newton's 3rd Law, for every (a) there is an (b) but (c) reaction.
According to (a) , an object at rest will stay at rest and an object in motion will stay in motion, unless an unbalanced force acts upon it.
According to Newton's 2nd Law of Motion, the (a) of an object depends on the (b) of the object and the net (c) acting upon the object.
A toy truck is at rest on the floor. Which statement describes the forces acting on the toy truck?
The forces are balanced so motion occurs.
The forces are balanced so no motion occurs.
The forces are unbalanced so motion occurs.
The forces are unbalanced so no motion occurs.
The car is accelerating because of the velocity is constant
The car accelerates because it's going 20 mph
Cars always accelerate when they are in motion
The car is accelerating because it's changing direction
The diagram shows a duck swimming in a stream in the opposite direction the water is flowing. The duck pushes against the water with his feet with 20 Newtons, so the water pushes the duck forward with an equal and opposite force of 20 Newtons. The water's flow exerts a 15 newton resistive force against the duck. Which statement describes the motion of the duck?
The duck will NOT move because the forces are balanced.
The duck will NOT move because the forces are unbalanced.
The duck will accelerate to the right because the forces are unbalanced.
The duck will accelerate to the left because the forces are balanced.
What is force?
A push that causes a change in an object's motion
A push or a pull that causes an object to move, stop, or change direction
A pull that causes an object to move, stop, or change direct
Change in an objects motion
How does an applied force affect an object that is not moving?
No affect
It will cause it to accelerate in the opposite direction of the force
It will decelerate in the direction of the force
It will cause it to accelerate in the direction of the force
What force causes downward acceleration?
applied force
normal force
friction force
gravity force
Which formula would you use to find the acceleration of a bike rider with a mass of 50kg who pushes off with a force of 25 Newtons.
f = ma
a = f *m
m = f * a
Which shows the correct substitutions would you use to find the acceleration of a bike rider with a mass of 50kg who pushes off with a force of 25 Newtons.
a = 50 / 25
a = 25 / 50
f = 55 * 25
m = 56 + 7
What is the answer for the acceleration of a bike rider with a mass of 50kg who pushes off with a force of 25 Newtons.
100 m/s2
2 m/s2
0.5 m/s2
0.125 m/s2
What is the SI unit of force?
Joules
kilograms
Newtons
Isaac
Two objects collide. Which of the following is true according to Newton's THIRD law?
the force on each is equal in magnitude and the same direction
the force on each is equal in magnitude and opposite in direction
the more massive one has a bigger reaction
the more massive one has more inertia
Your foot pushes on the floor as you walk, and the floor pushes back. This is an example of:
Newton's first law
Newton's second law
Newton's third law
Newton's fourth law
When forces are acting in the OPPOSITE direction, you ____ them to find the net force
add
subtract
multiply
divide
A sports car is driving down a highway with a forward force of 278 newtons. Friction and Air resistance apply a resisting force of 89 Newtons. What is the net force of the vehicle?
189 Newtons
190 Newtons
187 Newtons
195 Newtons
Mr. Wangeman weighs 87 kgs. He is running and trying to run as fast as Mrs. Wangeman, who has a force of 261 Newtons. How much must he accelerate to run with the same amount of force as her?
Ha! He can never catch Mrs. Wangeman
2.5 m/s2
3 m/s2
3.5m/s2
Which is an example of the law of inertia?
A rocket taking off from Earth
A crash test dummy flies through the windshield in a collision
A small rock skips on a pond faster than a large rock
What is inertia?
A property of matter which continues its existing state of rest or movement.
F = M x A
Getting faster, slower, or changing direction at a constant speed
Which is an example of the law of inertia?
When you let go of a balloon it flies away.
A soccer ball accelerates faster than a bowling ball when kicked.
Blood rushes from your head to your feet when quickly stopping on an descending elevator.
What is another name for Newton’s 1st law?
Law of Inertia
Law of Acceleration
Law of Action/Reaction
Which is an example of the law of acceleration?
A rocket taking off from Earth
A crash test dummy flies through the windshield in a collision
A small rock skips a pond faster than a large rock
Your car has a mass of 2500 kg and a force of 5000 N. How fast will it accelerate?
1 m/s2
2 m/s2
3 m/s2
4 m/s2
What is the force of a baseball that has a mass of 142 kg and has an acceleration of 30 m/s2?
1 N
2 N
4260 N
3 N
Which is an example of the law of action/reaction?
A rocket taking off from Earth
A crash test dummy flies through the windshield in a collision
A small rock skips a pond faster than a large rock
Which example best describes Newton’s 3rd Law?
Paddling a canoe to make the boat move
A large truck takes longer to slow down than a car
Falling forward in a train that is slowing down quickly
Which is an example of the law of action/reaction?
When you let go of a balloon it flies away
A soccer ball accelerates faster than a bowling ball when kicked.
Blood rushes from your head to your feet when quickly stopping on an descending elevator.
What is another name for Newton’s 3rd law?
Law of Inertia
Law of Acceleration
Law of Action/Reaction
This equation goes with which law?
Newton's first law of motion
Newton's second law of motion
Newton's third law of motion
A person’s body is thrown outward as a car rounds a curve on a highway.
Newton's 1st Law
Newton's 2nd Law
Newton's 3rd Law
None of them
When there is an INCREASE in MASS of an object you will have a DECREASE in ______________.
friction
acceleration
force
gravity
A jellyfish swims through the water by pulling in water and then pushing the water back out in the opposite direction. This is an example of which law of motion?
1st Law
2nd Law
3rd Law
Billy pushes his little brother on a sled through the snow. He then tries to push his father on the the same sled. He noticed that it was much harder to push his father. Which law is this an example of?
1st Law
2nd Law
3rd Law
Which law is this picture an example of?
Law of Inertia
Law of Action / Reaction
Law of Force and Acceleration
Which law is this picture an example of?
Law of Inertia
Law of Force and Acceleration
Law of Action / Reaction
How much force is needed to accelerate a 3kg skateboard at 5m/s2.
8N
1.6N
0.6N
15N
How much force is needed to accelerate a 25kg bowling ball at 2m/s2.
50N
5N
12.5N
100N
If a 2kg bird is pushed by the wind with a force of 2N, how fast does the bird accelerate?
1 m
2 m/s2
4m/s2
1 m/s2
Which equation expresses acceleration
0.10 N x 500 kg
500 kg. x 0.10 N
Which grocery basket would have greater acceleration
A 5 kg block is pulled across a table by a force of 61 N. Calculate the acceleration of the object. _____ m/s2
A roller coaster pushes a 25 kg person upward with a force of 300 N. What is the acceleration? ____ m/s2
An object accelerates 12 m/s2 when a force of 6.0 newtons is applied to it. What is the mass of the object?
2 kg
18 kg
0.5 kg
0.05 kg
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 with a mass of 2.0 kg has a force of 4.0 newtons applied to it. What is the resulting acceleration of the object?
2 m/s2
8 m/s2
0.5 m/s2
6 m/s2
An object with a mass of 5 kg has a force of 20 newtons applied to it. What is the resulting acceleration of the object?
2 m/s2
8 m/s2
4 m/s2
6 m/s2
According to Newton's second Law, which would take more force to slow down?
The silver car
The green car
They would both take the same force
Which of these best states Newton's Second Law?
The greater the mass of an object the greater the force needed to change its motion.
The greater the mass of an object the less force needed to change its motion.
The mass of an object does not effect the force needed to change its motion
An object accelerates 12 m/s2 when a force of 6.0 newtons is applied to it. What is the mass of the object?
2 kg
18 kg
0.5 kg
0.05 kg
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
According to Newton's second Law, which would take more force to slow down?
The silver car
The green car
They would both take the same force
Which of these best states Newton's Second Law?
The greater the mass of an object the greater the force needed to change its motion.
The greater the mass of an object the less force needed to change its motion.
The mass of an object does not effect the force needed to change its motion
Football A has a greater mass than football B. Which football will have greater acceleration when both are thrown with the same force in the same direction?
Football A
Football B
They will have the same acceleration
Mass has no effect on acceleration
Newton's first law is also called the Law of ...
Friction
Inertia
Unbalanced forces
Newtons
Newton's first law applies
to both moving and nonmoving objects
only to moving objects
only to objects that are not moving
Because of inertia, a moving object will keep ________ unless acted on by an unbalanced force.
at rest
moving
in one spot
inertia
Find the net force: 15 N to the right, and another 15 N to the right.
0 N Right
0 N Left
30 N Left
30 N Right
8 N to the left , and 4 N to the right. Find the net force. Is this balanced?
12 N Right No
4 N Left No
12 N Right Yes
4 N Left Yes
You and your friend, are playing tug of war. Your friend pulls with a force of 55 N to the right. You pull with a force of 65 N to the left. What is the net force on the rope?
10 N, to the left
20 N
10 N, to the left
10 N, to the right
Newton’s law states that for every action, there is an ________ reaction.
unequal and opposite
equal and similar
stronger and opposite
equal and opposite
When a small car pushes a big truck, the truck applies an equal and opposite force on the car.
False
True
When a cannon fires a cannonball we observe Newton's third law. Which is the reaction force?
The cannon moving forward
The cannon moving backwards
The cannonball moving backwards
The cannonball moving forward
How is this an example of Newton’s Third law?
Only the ball is using the head
They are both exerting an equal force on each other
Only the head is pushing the ball
When a heavy football player and a light one run into each other, who exerts more force
The light one
Their force are equal
The heavy one
A baseball bat hits a baseball with a force of 100 Newtons. What is the force and its direction exerted by the ball on the bat?
100 Newtons, same direction
100 Newtons, opposite direction
200 Newtons, opposite direction
200 Newtons, same direction
Which object has no acceleration?
A stapler on a table.
A car moving at a constant speed in one direction.
A satellite orbiting Earth.
A bike turning a corner.
Two people are skateboarding. If person 1 has a larger mass than person 2 and person 1 pushes person 2, how much would this affect their movement?
Mass will have no affect.
They will accelerate backwards the same.
Person 1 will accelerate more, but both will move.
They will both accelerate back, but person 2 will move more.
When a person falls out of a tree, what kind of force is gravity?
A balanced force.
An unbalanced force.
An inertial force.
When force __________, acceleration _______________
increase, decrease
decrease, increase
increase, increase
decrease, decrease
Two objects are acted on by the same unbalanced force. Object 1 accelerates two times faster than object 2. What can you determine about the mass of objects 1 and 2?
Object 1 has slightly less mass than object 2.
Both 1 and 2 have the same mass.
Object 2 has about two times more mass than object 1.
Object 1 has about 2 times more mass than object 2.
