Physics unit 2 forces

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Forces are measured in...
newtons
1 of 9
A contact force is when objects are in contact with one another and there will be...
a force between them
2 of 9
If object A pushes on object B...
onject B will push back on object A
3 of 9
Friction is a force that acts when...
two surfaces rub past one another
4 of 9
Friction is a resistive force, meaning it acts...
against the motion which caused it
5 of 9
Friction can waste energy by transferring it to...
heat energy
6 of 9
It allows a spinning whell to push a vehicle...
forwards
7 of 9
It also allowes breakes to stop a vehicle and prevents...
wheel-spin and slipping
8 of 9
Slipping is more likely on icy roads because...
the surface has little friction
9 of 9

Other cards in this set

Card 2

Front

a force between them

Back

A contact force is when objects are in contact with one another and there will be...

Card 3

Front

onject B will push back on object A

Back

Preview of the back of card 3

Card 4

Front

two surfaces rub past one another

Back

Preview of the back of card 4

Card 5

Front

against the motion which caused it

Back

Preview of the back of card 5
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