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Balanced and unbalanced forces
By Mr Pike
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Last updated about 12 hours ago
15 questions
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Question 1
1.
What is a force?
A type of energy
A push or pull
Movement
Gravity
Question 2
2.
Balanced forces always move an object.
True
False
Question 3
3.
Unbalanced forces cause _________________.
Nothing
Movement
Balance
Friction
Question 4
4.
What is the net force when two equal forces act in opposite directions?
Zero
The sum of the two forces
The difference of the two forces
Can't be determined
Question 5
5.
Which of the following are examples of forces?
Gravity
Friction
Sound
Light
Question 6
6.
If the forces on an object are balanced, the object's speed will remain constant.
True
False
Question 7
7.
Two forces act on an object in the same direction. What is the net force?
Zero
The sum of the two forces
The difference of the two forces
Can't be determined
Question 8
8.
Which of the following scenarios demonstrate balanced forces?
A car parked on a flat road
A ball falling down
A person sitting on a chair
A rocket taking off
Question 9
9.
An object at rest has no forces acting on it.
True
False
Question 10
10.
When an unbalanced force acts on an object, the object's _________________ changes.
color
shape
motion
temperature
Question 11
11.
Which of these are examples of unbalanced forces?
A book lying on a table
Pushing a box
Pulling a door open
Holding something steady
Question 12
12.
An airplane in flight is an example of balanced forces.
True
False
Question 13
13.
What happens when two forces act in the same direction on an object?
The forces cancel each other
The object moves in the direction of the weaker force
The object moves in the direction of the stronger force
The object moves in the direction of both forces
Question 14
14.
What forces are acting on a book lying on a table?
Gravity
Friction
Air resistance
Normal force
Question 15
15.
Forces always occur in pairs.
True
False