Friction and Friction Types
Authored by Johnathan Helfrich
Science
9th Grade
NGSS covered
Used 19+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How does friction affect speed?
more friction decreases speed
more friction increases speed
less friction decreases speed
less friction doesn't affect speed
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Friction is a force that acts in an ___________ direction of movement.
similar
opposite
parallel
west
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A type of friction that occurs when air pushes against a moving object causing it to decelerate.
surface area
air resistance
velocity
gravity
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is an example of friction that is helpful?
Brakes used on a bike
Tires from a car on the road
Tread on the bottom of your shoes
All are examples that are helpful
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The amount of friction depends on the weight of the objects pressing together.
True
False
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of friction is not moving?
static
sliding
fluid
rolling
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is an example of friction that is harmful?
Pencil marking on paper
Engine parts wearing out
sand placed on ice in the winter
Using an eraser to erase marks
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