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WorksheetsBalanced and Unbalanced Forces HW
Total questions: 65
Worksheet time: 2hrs 49mins
When forces are acting in the same direction they should be added together.
True
False
The sum of all the forces acting on an object is known as the (a) force.
Forces that are acting in opposite directions should be subtracted from each other.
True
False
The net force acting on the object is acting
to the right
up
down
to the left
The net force acting on the object is (a) N.
Is it balanced?
Yes
No
The net force is (a) N.
What force holds the planets in motion around the sun?
magnetic
electrical
graviational
air resistance
If there are two forces going in the same direction how would you find net force?
subtract
add
neither
multiply
With unbalanced forces, the object will move in the direction of the _________ force.
larger
smaller
equal
What is a force?
the motion the object creates
the object hitting one another
the push or pull of an object
really going fast
What is the net force?
20 N
0 N
400 N
40 N
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
What is the net force and direction?
4 N to left
4 N to right
0 n to left
4 N
What is the net force and direction?
4 N to left
4 N to right
0 N
0 N to right
What is the net force and direction?
4 N to left
4 N to right
0 N
0 N to right
What is the net force and direction?
3 N to left
3 N
0 N
3 N to right
What is the net force and direction?
5 N to left
7 N
2 N to right
5 N to right
What is the net force and direction?
1 N to left
5 N to left
1 N to right
4 N to right
Forces that have a net force of zero newtons are considered to be a(n)
balanced force
unbalanced force
When an apple falls from a tree, forces must be acting on it. escribe how the forces act on the apple to make it fall.
Suppose you were pushing on a heavy bucket of stones with 100 N of force and it did not move. How many newtons of force would be balancing the force you were applying?
A strong adult pulls a desk to the right. At the same time, a small child pulls the desk to the left. What direction will the desk move? Why do you think it will move in that direction?
The list describes six different situations.
1. A pendulum moving back and forth
2. A toy car rolling down a ramp
3. An airplane traveling at a constant velocity of 500 km/h north
4. A raindrop falling on a leaf
5. A marble sitting on a table
6. A hockey puck sliding across the ice at constant velocity
Which objects in the list are experiencing balanced forces?
The pendulum, the toy car, and the hockey puck
The airplane, the marble, and the hockey puck
The toy car, the raindrop, and the marble
The pendulum, the toy car, and the raindrop
Which of the following could occur when the net force acting on a car is zero?
The car changes speed from 0 m/s to 20 m/s
The car slows down while turning a corner
The car travels at a constant speed of 20 m/s
The car changes speed from 20 m/s to 0 m/s
Type the magnitude and in what direction.
Type the magnitude and in what direction.
Type the magnitude and in what direction.
Type the magnitude and in what direction.
Type the magnitude and in what direction.
Forces that are exerted on an object which are equal in size but opposite in direction
Unbalanced force
Balanced force
Applied forces on an object are unequal in size but are the same or opposite in direction
Unbalanced force
Balanced force
A card sliding across a table at a constant speed
Unbalanced force
Balanced force
A cat shoving a glass off a table
Unbalanced force
Balanced force
As a result, the object the forces applied to stays at rest
Unbalanced force
Balanced force
An airplane taking off
Unbalanced force
Balanced force
Motorcycles going at constant speed
Unbalanced force
Balanced force
Which of the following is an example of an unbalanced force?
Calculate the resultant force.
40N, Left
40N, Right
0N, Balanced
75N, Right
To calculate net force you must
Add the forces
Subtract the forces
In a tug of war game, the NET FORCE is 50N to the LEFT. The winning team pulled with a force of 200N to the left. How much force did the losing team pull with?
150N right
250N right
100N right
50N right
A push or a pull exerted on an object in order to change the object's motion is called...
a Newton
a force
a net force
The SI unit of measure for force.
Newton
force
net force
The combination of all forces acting on an object.
Newton
force
net force
Which of the following choices best represents force?
a push or a pull always causing motion
a push or a pull always causing acceleration
a push or a pull acting without an object
a push or a pull acting on an object
Which of the following best determines the net force when more than one force is acting on an object?
a combination of all motions of an object
a combination of all motions of an object in two directions
a combination of all forces acting on an object
a combination of forces acting on an object in two directions
When the net forces equal 0 N, they are which of the following?
balanced
unbalanced
a push
a pull
Which of the following always causes change in speed, direction, or both?
balanced forces
unbalanced forces
either balanced or unbalanced forces
any combination of forces
Which of the following causes an object to start moving?
balanced forces
unbalanced forces
either balanced or unbalanced forces
any combination of forces
When forces are balanced, the net force equals how many newtons?
0
1
2
3
How would you find the net force of two dogs pulling in opposite directions?
Subtract the smaller force from the larger force.
Add the two forces.
Subtract the larger force from the smaller force.
Multiply the forces.
