A force can _____.

• make an object move

• make a moving object stop moving

• slow an object down

• all of the above

Tags

NGSS.HS-PS2-1

True or False: An object resting on the ground can move without a force.

• True

• False

Tags

NGSS.MS-PS2-2

When you push or pull something, you are creating _____.

• a weight

• a speed

• a force

• a surface

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is friction?

• a force that slows an object down

• a force that speeds an object up

• a force that makes an object start moving

• a force that can move very heavy objects

If you want a surface to have less friction, make it _____.

• wider

• rougher

• smoother

• thinner

Tags

NGSS.MS-ETS1-2

Which of the following would it take the most force to move?

• a 3 pound ball

• a 5 pound ball

• a 15 pound ball

• a 25 pound ball

Tags

NGSS.MS-PS2-2

Imagine you kick four balls with the same amount of force. Which one will go the farthest?

• a 3 pound ball

• a 5 pound ball

• a 15 pound ball

• a 25 pound ball

Tags

NGSS.MS-PS2-2

Which of the following would be the easiest to move?

• a 5 pound ball on grass

• a 5 pound ball on ice

• a 10 pound ball on grass

• a 10 pound ball on ice

Tags

NGSS.MS-PS2-2

Which of the following requires force to move?

• a book

• a rock

• an elephant

• all of the above

Tags

NGSS.3-PS2-1

Which of the following people is the least affected by friction?

• a person trying to slide a box across grass

• a person trying to slide a box across sand

• a person trying to slide a box across ice

• a person trying to slide a box across concrete

Tags

NGSS.MS-PS2-2