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WorksheetsP101 - Forces
Total questions: 49
Worksheet time: 35mins
A force is a _____
push
pull
Both push and pull
Object
When we throw anything in air it always falls down because of _____
Friction
Gravity
Solid
motion
If negative charge is developed on two objects they will__
attract each other
repel each other
Which force acts backwards and prevent us form slipping on a wet floor?
Gravitational force
Magnetic force
Frictional force
Electrostatic force
In what condition the magnetic poles attract each other?
South-South
North-North
North-South
All of the above
When you rub your hand heat energy is generated because of _____
Magnetism
Muscular force
Electrostatic force
Friction
What force ultimately slows the roller coaster to a stop?
Applied
Normal
Friction
Gravitational
Rina’s mother asked her to help move some items from the hall closet to the garage. One item she wanted to move was a large box of old school books. Rina tried to lift the box, but could not pick it up. What force was Rina NOT able to overcome?
frictional force
gravitational force
applied force
normal force
Leanna decided to rearrange her bedroom by moving her dresser to the opposite wall. She tried pushing it, but found that the dresser would not move. What force was Leanne NOT able to overcome?
normal force
gravitational force
tension force
frictional force
What type of friction is not moving?
static
kinetic
fluid
How do the magnitudes of static and kinetic friction compare?
They are equal
The magnitude of kinetic friction is greater
The magnitude of static friction is greater
Sarah pulls a wooden block along a smooth surface using a spring balance.
If she repeats the experiment on a rough surface, what will happen to the reading on the balance?
It will be higher.
It will be lower.
It will stay the same.
The image shows three road surfaces. Which of these surfaces would cause the lowest amount of friction?
A
B
C
This is a spring balance.
A spring balance is an instrument used to measure ____
Length
Volume
Temperature
Mass
Force
What unit does the instrument used to measure friction use?
Centimetres
Amperes
Degrees Celsius
Kilograms
Newtons
Which of the following materials causes the most friction?
A
B
C
Which of the following materials causes the least friction?
A
B
C
Which surface affects the amount of friction?
A) Both the spring balance and the wooden block
B) Both the wooden block and the table
C) The wooden block only
D) The spring balance only
E) The table only
Ice skates have smooth metal blades underneath them.
What is the purpose of this metal blade?
It improves the balance of the skater.
It decreases the weight of the skater.
It increases friction between the skater and the ice.
It decreases friction between the skater and the ice.
Driving in the rain can be more dangerous than driving in dry weather.
Why is this the case?
There is no friction.
There is less friction.
There is more friction.
There is the same amount of friction.
he rougher the materials, the __ the amount of friction between two surfaces.
Smaller
Lower
Faster
Larger
