Friction Quiz

One way to reduce friction is to use a

• rough surface

• lubricant

Friction _________ motion

• opposes

• speeds up

Tell if the example is helpful or harmful examples of friction:

Using brakes on a bike

• helpful

• harmful

Tags

NGSS.MS-PS3-5

Tell if the example is helpful or harmful examples of friction:

gripping the road with tire treads

• helpful

• harmful

Tell if the example is helpful or harmful examples of friction:

Rubbing your hands together to make heat

• helpful

• harmful

Tags

NGSS.MS-PS1-4

Tell if the example is helpful or harmful examples of friction:

Adding oil to the moving parts of an engine

• helpful

• harmful

Tell if the example is helpful or harmful examples of friction:

Rubbing 2 sticks together to light a fire and stay warm

• helpful

• harmful

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Tell if the example is helpful or harmful examples of friction:

the hinges on a door sqeaking and making a loud sound

• helpful

• harmful

Give an example of friction in your home

Give an example of friction in our classroom