Font size
WorksheetsNewton's Laws, Force & Motion
Total questions: 108
Worksheet time: 1hrs 12mins
What do you call a push or pull on an object?
Chemical
Force
Magnet
Which force holds us to earth's surface?
Friction
Mass
Gravity
Which force would be created by the rubbing of 2 surfaces together?
Friction
Mass
Gravity
The amount of matter in an object is known as?
Mass
Weight
Volume
At which location would your mass be the greatest?
Earth
Moon
Your mass stays the same everywhere.
Gravity affects which of the following?
Mass
Weight and Mass
Weight
Anything that has mass and takes up space.
mass
matter
volume
Gravitational force exerted on an object.
gravity
weight
mass
Objects in motion tend to stay in motion, objects at rest tend to stay at rest, unless acted upon by a force.
gravity
friction
inertia
To make an object move you must first apply ---
an opposing force
an unbalanced force
a stationary force
a vertical force
A student pushes against a wall with 20 N of force and the wall does not move. In this situation, the wall exerts --
0 N of force
less than 20 N of force
20 N of force
more than 20 N of force
An object's change in position relative to a reference point.
work
force
motion
energy
If the man and the ball travels 90 m in 9 seconds, what is their average speed?
10 m/s
180 m/s
99 m/s
10 meters
This game of tug of war is an example of _________ forces.
unbalanced
balanced
potential
net zero
What will the net force on the soccer ball be?
50 N to the left
50 N to the right
200 N to the left
200 N to the right
What is the net force on the car?
400 N forward (left)
0 N (balanced forces)
200 N forward (left)
200 N backward (right)
7. A car traveling at 90 kilometers/hour when it suddenly stops. The passengers in the car will
continue to move in a straight line and will slide forward in the car.
come to a stop at the same time the car stops
be pushed against the door on the passenger side
be pushed against the door on the driver's side
Person on the left = 45 N
Person on the right = 32 N
What is the net force?
zero N
10 N
77 N
13 N
Which scientist gave us the laws of motion?
George Washington
John Adams
Sir Isaac Newton
Starting point you choose to describe the location (or position) of an object.
Reference Point
Relative Motion
Acceleration
Dimension
Overall force acting on an object when all of the forces on it are combined.
Balanced force
Contact force
Net force
Force
What is the speed formula?
d = s*t
s= time/distance
d= speed/time
s = distance/time
What units is Force measured in?
Grams
Miles
Hours
Newtons
If forces are in the same direction you add all forces together and if they are in opposite directions you will subtract the smaller force from the larger force.
True
False
What type of forces cause objects to move?
balanced forces
unbalanced forces
Examine the image of the forces acting on a cart. What is the net force acting on the cart?
60 N towards the west
40 N towards the west
40 N towards the east
60 N towards the east
A student walks along a sidewalk on his way to school. What is true about this scenario?
The Earth exerts a greater force on the student than the student exerts on the Earth.
The Earth exerts a force on the student, but the student exerts no force on the Earth.
The Earth and the student both exert equal forces on each other.
The Earth exerts no force on the student, but the student exerts a force on the Earth.
If Bob pushes a box north with 40 N of force and Bill helps by pulling the box north with 20 N of force, what is the net force acting on the box?
20 N
60 N
A student performs an investigation by following a procedure, as shown.
The student observes that the card quickly moves out from under the coin, and the coin falls into the cup rather than moving along with the card, as shown.
Which statement explains the observation?
Inertia causes an object to fall to the ground.
An object at rest has the tendency to remain at rest.
Inertia causes an object to change its speed and direction.
An object maintains its position regardless of the force applied to it.
Acceleration is the rate at which velocity changes.
True
False
Which of the following causes people in a moving car to continue moving forward, even when the car stops?
inertia
gravity
friction
tension
A student applies forces to a cart. Which model accurately shows a cart that will remain stationary?
Which of the following is an example of unbalanced forces?
a soccer ball sitting on a field.
a hanger hanging on a rod
a ball thrown up that comes back down.
a parked bus.
A force that occurs when two objects do not physically touch each other
Contact Force
Non-Contact Force
A force that occurs when two objects physically touch each other
Contact Force
Non-Contact Force
If an equal force acts on each of the following objects, which will have the greatest acceleration?
a golf ball (46 g)
a soccer ball (400 g)
a football (450 g)
a baseball (140 g)
Which of the following objects will experience the least gravitational force?
a feather
a stone
a book
a metal ball
If two arm wrestlers exert a force on each other's hands, and the hands don't move, the forces moust be _______________.
balanced
unbalanced
weak
strong
According to the third law of motion, for every action there is ..........
a force sending is backward
an equal and opposite reaction
a greater force pushing on it
a movement in all directions
True or False: Newton’s 2nd Law of motion states that if net force is used on an object, acceleration will happen
True
False
A car is moving at 10m/s, it is using a force of 2730N. What is its mass?
273 kg
27300 kg
0.0036 kg
None of these are correct
What happens when you kick a ball?
The ball exerts a force back to you
The ball doesn't move
Your foot exerts a force on a ball
What type of force is gravity?
A contact force
A non-contact force
A mechanical force
An electromagnetic force
What is inertia?
The tendency of an object to resist changes in its motion
The speed of an object in motion
The force that pulls objects to the ground
The force that moves objects in a circular path
When mass is 1600kg and acceleration is 5m/s2, what is force?
8000 N
320 N
0.003 N
The smaller the mass you have, the (a) force you need to change its motion.
When mass is 10 kg and acceleration is 2 m/s2, what is force? HINT: F = ma
20 N
0.2 N
5 N
The equation for Newton’s 2nd Law is
M = F/A
A = F/M
M = A/F
True or False: Newton’s 2nd Law of motion states that if net force is used on an object, acceleration will happen
True
False
Every action has an equal, but opposite reaction
Newton’s 1st Law of Motion
Newton’s 2nd Law of Motion
The Law of Inertia
Newton’s 3rd Law of Motion
What will have more force?
Mr. Foster dropped all of these things from the same height at the same time.
a marble
a baseball
a bowling ball
a beach ball
What does letter A represent
object providing force
object receiving force
gravity
friction
What does letter C represent
object providing force
object receiving force
gravity
friction
What does letter D represent
object providing force
unbalanced force
gravity
friction
A 50 kg skater pushed by a friend accelerates 5 m/sec2. How much force did the friend apply?
The classes are playing tug of war. Ms. Knight's room pulls to the left with a force of 45 N. Mr. Foster's room pulls to the right with a force of 50 N. What is the net force? And who won?
5N right. Foster's Class won.
5N Left. Knight's class won.
95N and Foster's class won.
95N and Knight's class won.
Check all the options that have an unbalanced force.
A plate sitting on the table.
A person rocking back & forth in a rocking chair.
A ball accelerating down a ramp.
A train traveling at a steady 40 mph.
Leaning against a wall.
How would you solve for the acceleration of a 20 kg box being moved with 50 N?
50N x 20 kg
20 kg / 50N
20 kg + 50N
50N / 20 kg
What is the net force being applied to the crate?
10 N to the left
70 N to the left
10 N to the right
70 N to the right
Check all the examples that demonstrate Newton's 1st Law of Inertia.
How fast would this box be accelerating and in which direction? (Look at the units to decide how to solve)
.67 m/s2 to the left
.67 m/s2 to the right
3.33 m/s2 to the right
3.33 m/s2 to the left
Which law is this demonstrating?
3rd law because they move in opposite directions with the same force.
1st law because the cannon moves slower due to having more mass.
2nd law because the cannon doesn't move until an unbalanced force is applied.
4th law because cannons go boom.
A 9 kg ball is rolling 6 m/s2, so the force applied is ___________ Newtons.
1.5 N
0.67 N
A 4.5 kg tuba is being carried with 18 N so it is accelerating at a rate of ___________ m/s2.
4
81
0.25
A student does an experiment to test Newton's 2nd Law. The student measures the acceleration of each ball after applying 20 N to them. Which ball had the greatest acceleration?
.001 kg
4.8 kg
1.2 kg
2.1 kg
Select what can happen when an unbalanced force is applied.
Increase speed
Stay still
Maintain the same speed
Decrease speed
Change direction
A truck and a car are both broke down on Eagle Parkway. Which one would require the least amount of force to push out of the way and why?
The car, because it has less mass
The car, because it has smaller tires
The truck, because it has more mass
The truck, because it has bigger tires
Which of the following are an example of Newton's 3rd Law of Action-Reaction?
jumping forward off a skateboard that then goes backward
a bowling ball requires more force to throw than a basketball
a rocket taking off by pushing down on Earth to go up
bus riders moving forward in the seat after the bus stops suddenly
What is the mass of a go-cart that is accelerating at 12 m/s2 after being moved by a force of 84 N?
72 kg
7 kg
1008 kg
0.14 kg
A tennis player hits a .04 kg ball so that it accelerates at 80 m/s2. How much force was used to hit the ball?
3.2 N
2000 N
80 N
.0005 N
The picture is an example of Newton's...
1st Law
2nd Law
3rd Law
The picture is an example of Newton's...
1st Law
2nd Law
3rd Law
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
What is Newton's 2nd Law?
For every action there is an equal and opposite reaction.
Acceleration depends on two variables, the mass of the object and the amount of force.
The picture shows a spinning water sprinkler.
Water comes through the hose and is sprayed by the sprinkler.
Which principle best explains why the sprinkler spins?
Energy is released when water condenses.
Most substances expand when heated and contract when cooled.
Every action has an equal and opposite reaction.
Solid substances are usually more dense than liquid.
The picture shows a weightlifter holding the barbell over his head.
The force of gravity pulling down on the barbell is 756 newtons.
How many newtons of force are exerted by the weightlifter to hold the barbell up?
No Newtons
756 Newtons
368 Newtons
14767 Newtons
An inflated balloon released from rest moves horizontally.
The law that best explains this event is
Newton's 1st Law
Newton's 2nd Law
Newton's 3rd Law
Law of Gravity
The diagram below shows unequal opposing forces.
Which way will the wagon move?
The cart will move to the right.
The wagon will move to the left.
The wagon will remain stationary.
The wagon will move left and then right and then stop.
Acceleration is defined as an object's
changing position.
changing velocity.
net force.
changing forces.
Which of the following would be considered an acceleration?
An object speeding up
An object moving with a constant velocity
An object slowing down
An object standing still
An object changing direction
Acceleration near Earth's surface is
9.8 m/s2
unknown
dependent on the weight of the object
dependent on the height the object falls from
If an object starts from rest (0 m/s) and reaches a speed of 10 m/s in 5 seconds, what is its acceleration?
5 m/s2
10 m/s2
2 m/s2
0.5 m/s2
A box at rest starts sliding down an inclined plane for 3 seconds, until it reaches a velocity of 27 m/s. What is the boxes acceleration?
30 m/s
24 m/s2
9 m/s2
81 km/hr
What is the speed of a car travelling 50m in 4s?
200 m/s
12.5 m/s
12.5 m
200m
How long does it take to travel a distance of 2 km at a speed of 16 m/s?
32 s
32000 s
0.125 s
125 s
