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WorksheetsForce & Friction Review
Total questions: 25
Worksheet time: 16mins
Define friction
Write some factors that affect the friction?
The three types of kinetic friction are:
static, rolling, and fluid
rolling, sliding, and fluid
static, kinetic, and happy
sliding, static, and kinetic
When the net forces equal 0 N, they are which of the following?
unbalanced
a push
a pull
balanced
The combination of all forces acting on an object.
newton
force
net force
balanced force
What is the net force in the following example?
50 Newtons right
50 Newtons left
0 Newtons
150 Newtons left
Which of these is opposed by static friction?
a player sliding on the ground
a skier going down a mountain
a guy jumping out of a plane
a booking sitting still on a desk
This is an example of rolling friction:
a guy walking home
a burrito flying through the air
Mr. Scullion riding his bike to the beach
a baseball player hitting a ball
Which of these is opposed by kinetic friction?
a guy leaning against a building
a standing house of cards
a box sliding on the floor
a book sitting still on a desk
True or false; forces on objects always cause motion
False
True
In which of the activities is friction harmful:
breaks stopping a car
an eraser erasing
a person walking
car engine parts wearing out
What is the net force on the motorcycle rider above?
1155 Newtons right
1155 Newtons left
0 Newtons
2845 Newtons right
What type of force is the 2000 Newtons in the example above?
applied force
frictional force
gravitational force
electromagnetic force
A student wants to see how the size of an iron ball is affected by gravity. Which of the following would have to remain the same for the experiment to be successful?
volume and material used
mass and volume
material used and shape of object
If you roll a toy car on different types of material. What are you testing by rolling the car on foil, felt, or carpeted material?
gravity
gravity and magnetism
magnetism and friction
friction
Magnetism is
a force that acts in an opposite directions to movement
act of applying force in order to move something away
force of attraction that causes a magnetic material to move
Which force keeps the letters from falling off the white board?
friction
gravity
magnetism
pulling
The strength of force is expressed by?
Weight
Mass
Magnitude
Longitudinal force
What kind of substances are known as lubricants
Increase friction
Decrease friction
Increase or decrease friction
None of these
We pull a bicycle to move it, we push the table to change its position.
True
False
Name the forces acting on a plastic bucket containing water held above ground level in your hand. Discuss why the forces acting on the bucket do not bring a change in its state of motion
