Net Force Quiz

When the net force on an object is zero it is:

• weightless

• motionless

• accelerating

• in equilibrium

The upward force that acts on an object placed on a surface is called:

• gravity

• motionless

• normal force

• equilibrium

A diagram that shows all of the forces acting on an object is called:

• a vector

• a free body diagram

• gravity

• normal force

A car moving at a constant speed is moving forward with a force of 500N. What is the friction force acting on the car?

• 0

• 500N

• <500N

• >500N

Tags

NGSS.MS-PS2-2

___ is a special type of force that acts through strings and ropes.

• Compression

• Normal force

• Balanced force

• Tension

You and a friend are pulling on a rope. You both pull on the rope with 100N force. The net force on the rope is ___.

• 0 N

• 100 N

• 200 N

• It depends on gravity.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

A parked car weighs 4000N. If the normal force supporting the back wheels is 2200N, then the normal force supporting the front wheels must be ___.

• 4000N

• 2200N

• 1800N

• 900N

Tags

NGSS.MS-PS2-2

If an airplane has a forward force of 4500N and air resistance is 5500N, the airplane is moving ___.

• faster

• slower

• up

• down

Tags

NGSS.MS-PS2-2

___ forces have a net force of zero.

• Balanced

• Unbalanced

• Compression

• Tension

___ forces have a net force that is NOT zero.

• Balanced

• Unbalanced

• Compression

• Tension

Tags

NGSS.MS-PS2-2