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 Page 1


Explore the positive
and negative impacts
of friction in our
everyday lives.
 Friction
Page 2


Explore the positive
and negative impacts
of friction in our
everyday lives.
 Friction
Think About It!
Why is walking on rough pavement easier
than on wet, slippery surfaces?
Page 3


Explore the positive
and negative impacts
of friction in our
everyday lives.
 Friction
Think About It!
Why is walking on rough pavement easier
than on wet, slippery surfaces?
Lesson at a Glance
What is Friction?
Positive Effects of Friction
Negative Effects of Friction
Page 4


Explore the positive
and negative impacts
of friction in our
everyday lives.
 Friction
Think About It!
Why is walking on rough pavement easier
than on wet, slippery surfaces?
Lesson at a Glance
What is Friction?
Positive Effects of Friction
Negative Effects of Friction
What is Friction?
Page 5


Explore the positive
and negative impacts
of friction in our
everyday lives.
 Friction
Think About It!
Why is walking on rough pavement easier
than on wet, slippery surfaces?
Lesson at a Glance
What is Friction?
Positive Effects of Friction
Negative Effects of Friction
What is Friction?
It opposes the direction of
the movement of an object. 
m o t i o n
f r i c t i o n
It exists when two surfaces
are in contact or rubbing
against each other.
What is Friction?
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