Experimenting with Force Quiz

Which simple machine is used to lift a heavy object with less effort?

• Pulley

• Lever

• Wedge

• Screw

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What type of force is responsible for keeping the planets in orbit around the sun?

• Frictional force

• Gravitational force

• Magnetic force

• Elastic force

Tags

TEKS.SCI.5.5E

TEKS.SCI.5.5F

Which of the following is NOT a type of simple machine?

• Pulley

• Inclined plane

• Spring

• Wheel and axle

What happens to the frictional force when the surface area of contact between two objects increases?

• When the weight of an object increases, what happens to the frictional force?

• It decreases

• When the surface is perfectly smooth, what happens to the frictional force?

• It becomes zero

• When the surface is lubricated, what happens to the frictional force?

• It remains the same

• When the surface area of contact increases, what happens to the frictional force?

• It increases

What is the primary force that acts against the motion of a car moving on a road?

• Gravitational force

• Frictional force

• Magnetic force

• Elastic force

Tags

NGSS.3-PS2-1

Which simple machine consists of a wheel with a rope or chain wrapped around it?

• Lever

• Pulley

• Wedge

• Screw

Which force opposes the motion of an object sliding on a surface?

• Tension

• Friction

• Gravity

• Normal force

Tags

NGSS.3-PS2-1

Match the following simple machines with their examples.

• Doorknob

• Inclined plane

• Flagpole

• Lever

• Ramp

• Wheel and axle

• Seesaw

• Pulley

Which of the following is an example of a contact force?

• Gravitational force

• Magnetic force

• Frictional force

• Electric force

Tags

NGSS.4-PS3-3

A ball rolling on the ground gradually comes to a stop primarily due to (a)   force.

• Gravitational force
• Magnetic force
• Frictional force
• Tension force

Tags

NGSS.3-PS2-1