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WorksheetsUnit 3 Force and Motion Review!
Total questions: 55
Worksheet time: 2hrs 1mins
Maggie is taking her dog Nalu for a walk. Nalu pulls on the leash with a force of 15 N to the left and Maggie pulls back on the leash with a force of 10 N to the right. What is the net force?
25 N
5 N
150 N
1000 N
A (n) ______ force will cause motion to occur.
balanced
unbalanced
In which of the diagrams will the ball NOT move?
w
x
y
z
What is the net force when forces are balanced?
10 N Left
100 N Up
0 N
Not enough information
______________ forces do NOT cause CHANGE in motion.
Balanced
Unbalanced
Example of...
Balanced Force
Unbalanced Force
Balanced Forces
Unbalanced Force
Balanced Forces
Unbalanced Force
Balanced Forces
Unbalanced Forces
★ Cause an object to speed up.
★ Cause an object to slow down.
★ Cause an object to change direction.
Balanced Forces
Unbalanced Forces
____________ the force that pulls objects downwards.
Friction
Gravity
Magnetic
Air Resistance
At which position does the child on the swing have the most gravitational potential energy?
W
X
Y
Z
What is the net force
10 N to the right
30 N to the right
10 N to the left
30 N to the left
What is the net force?
15 N
5 N to the left
5 N to the right
15 N left
What is the net force?
19 N to the right
4 N to the left
7 N to the right
3 N to the right
When forces are acting in the same direction they should be added together.
True
False
Forces that are acting in opposite directions should be subtracted from each other.
True
False
If these teams are pulling with the same amount of force, what will happen?
The boy in the green shirt will win.
They will not move at all.
The boy in the red shirt will win.
Both will fall down
If the wind is heading south with a force of 5 N, and a car is going north with force of 78936 N, what is the Net Force and Direction.
78931 N North
78931 N South
78531 N North
78531 N South
You and your friend, are playing tug of war. Your friend pulls with a force of 55 N, to the rights. You pull with a force of 65 N, to the left. What is the net force on the rope?
20 N, to the left
20 N, to the right
10 N, to the right
10 N, to the left
A(n) ___________________ is a force applied by a person or object onto another object.
normal force
applied force
electric force
magnetic force
static force
The force that keeps objects on top of surfaces instead of letting them sink into the surface is known as:
normal
gravity
friction
applied force
The force which acts perpendicular to the table, and which supports the computer resting on the table is called ........... force
balanced
unbalanced
Normal
Tension
What is "normal force"?
the force that surfaces exert to prevent solid objects from passing through each other
a magnetic force
a contact force
What is "applied force"?
Gravity
a force that is applied to an object by a person or another object
magnetism
electrostatic force
Kicking a ball is an example of
applied
force
gravitational force
normal force
magnetic force
Each of these is an example of "normal force" except
a book laying on a table
a backpack laying on the ground
a motorcycle parked on the street
lifting weights to increase muscle mass
Which type of force is this?
Applied Force
Balanced Force
Gravitational Force
Frictional Force
The force that keeps objects on top of surfaces instead of letting them sink into the surface is known as:
normal force
abnormal force
static force
inertia
Which example would be a balanced force?
Train moving at a constant speed in the same direction.
A skier going down a hill.
A basketball being passed to a teammate.
An apple falling to the floor.
Mack runs up to a kickball and kicks it. The ball flies across the field. His foot created an ___________ force that affected the ball.
unbalanced
balanced
What force opposes gravity when an object is on a surface?
Applied Force
Normal Force
Frictional Force
Air Resistance
Jonny and Patty are pushing against a basketball. Both of them push against the ball on opposite sides with a force of 20 N to keep the ball still. What is the net force?
400 N
24 N
0 N
40 N
These forces are...
Balanced
Unbalanced
Which of the following is an example of applied force?
A person pushing a block of wood
A ball rolling down a hill
A book resting on a table
A car moving at a constant speed
