Types of Friction

What is friction?

• The climbing of the rain level in a bucket after a storm

• The rubbing of objects against each other and which acts in the opposite direction of an object's motion

• The movement of the moon around the earth during the summer

Tags

NGSS.MS-PS2-2

What is force?

• Storms, lightening and rain

• River banks, flood plains and glaciers

• Power, energy and physical strength

Tags

NGSS.MS-PS2-2

When does friction happen?

• When two objects rub against each other

• When lightning strikes an object

• When the moon effects the tides

When does gravity overcome friction?

• When a magnet pulls the steel ball across a carpeted floor.

• When the height of a ramp is high enough to give gravity more pull than the friction of the ramp.

• When the moon, the Earth and the sun line up and the moon casts a shadow on the earth.

Tags

NGSS.MS-PS2-2

What are three types of friction?

• Sliding, rolling and fluid

• Hopping, scraping and jumping

• Pushing, pulling and gravity

What is a type of sliding friction?

• A plane moving through the air

• A sled moving down a hill of snow

• A fish swimming in water

What is an example of fluid friction

• A bicycle wheel on a road

• A person going down a slide

• A person swimming in a pool

What is an example of rolling friction?

• Walking against the wind

• A finger sliding across a mouse pad

• A ball rolling on the ground