Friction

What force slows down moving things?

• Position

• Friction

• Magnetism

• Sliding

The object will move faster when it moves on the ____________ surface.

• smoother

• rougher

The following are the uses of friction, EXCEPT ________.

• it stops us sliding across the floor

• it gives up grip for car slow on the road

• it makes objects move slower

• it enables us to grasp and hold objects

If you pour oil on a wooden surface, friction will be ________.

• increased

• reduced

• nothing happens

• broken

Friction does NOT help in ______.

• putting brakes on vehicles

• stopping vehicles from slipping

• in maintaining balance while walking

• ice skating

How can we reduce friction?

• By using ball-bearing

• By using a basketball

• By using rough surface

• By using carpet

Different types of surfaces create different amount of friction.

• True

• False

In what way does friction help us in our everyday life?

• Brakes on a car

• Standing up

• Climbing a hill

• All of the above

Rubbing your hands together creates _____.

• gravity

• heat

• mass

• volume

Tags

NGSS.MS-PS1-4

Which picture shows water resistance or friction in water?

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Tags

NGSS.MS-PS2-5