Force Grade 2

An object will move more easily if a __________ force is used on it.

• A.

  greater

• B.

  lesser

Tags

NGSS.MS-PS2-2

Water runs down a waterslide to minimize the _________ and help you slide easily.

• A.

  friction

• B.

  push

What is friction?

• A.

  Friction is the force that occurs when two objects rub against each other.

• B.

  Friction is the movement of forces.

If there was no friction, and you kicked a ball, when would it stop?

• A.

  It would stop after a few minutes.

• B.

  It would not stop until it hits another object.

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

You can change the amount of force you use on an object.

• A.

  True

• B.

  False

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Friction is a force that acts when two objects _________ against each other.

• A.

  stand

• B.

  rub

Motion is the changing of speed and direction.

• A.

  True

• B.

  False

Tags

NGSS.MS-PS3-1

Do the people in the picture want more friction or less friction?

• A. less friction

• B.

  more friction

Tags

NGSS.MS-PS2-2

How can you go skating faster?

• A.

  Use more force in your pushes.

• B.

  Use less force in your pushes.

Tags

NGSS.HS-PS2-1

The yellow man in the picture is in motion. He is changing his ___________.

• position

• movement

• friction