Friction

Friction is a force created by-----

• pushing

• rubbing

• gravity

What does friction cause?

• It makes things speed up.

• It makes things slow down or stop.

• It make things fall to the ground.

Tags

NGSS.MS-PS2-2

Without friction a toy car would ----

• keep going and going.

• stop right away.

• stay at rest all the time.

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NGSS.3-PS2-1

NGSS.3-PS2-2

What surface would make the least friction for a soccer ball?

• a carpet

• the grass

• a gym floor

Why do swimmers wear smooth swim suits and hats?

• to make them go slow in the water

• to make a little friction in the water

• because they look cool

Air causes friction as slows things down. True or False?

• True

• False

Tags

NGSS.MS-PS2-2

What kind of force does it take to pull a sled with a person on it?

• a weak force

• a strong force

• no force

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-1

How do the bumps and grooves under our shoes help us?

• They stop you from walking.

• They make you run fast.

• The keep you from falling easily.

Friction can sometimes be a problem. True or False?

• True

• False

What do you put on a water slide to make it have less friction when you slide on it?

• oil

• water

• butter

• wax

Tags

NGSS.MS-ETS1-1