Wheel and Axle

What is the benefit of a simple machine?

• It allows us to convert motion into electricity.

• It prevents us from making careless mistakes

• It uses magnets to move objects.

• It allows us to move objects more easily.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is an axle?

• The tire that fits around a wheel

• The rod around which wheels rotate

• A type of inclined plane

• The rope that is strung through a pulley

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Which of the following is true?

• The wheel and axle multiply the force you apply to them.

• The wheel and axle lessen the force you apply to them

• The wheel and axle make sure the level of force you apply is consistent.

• The wheel and axle require a tremendous amount of force to operate.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Why don’t we just remove the wheel and turn the axle?

• Turning the axle directly requires too much effort.

• Without the wheel the axle is useless.

• The wheel balances out the weight of the axle.

• An axle cannot turn on its own.

Which answer correctly describes wheel and axle movement?

• The wheel and axle move the same distance and turn with the same amount of force.

• The wheel moves a lesser distance than the axle but turns with greater force.

• The wheel moves a greater distance than the axle but turns with less force.

• The wheel moves while the axle stays completely still.

Tags

NGSS.MS-PS3-1

A wheel and axle is basically just a rotating version of a(n)?

• lever

• pulley

• inclined plane

• gear

Tags

NGSS.MS-PS2-1

In a doorknob, what part functions as a wheel?

• The metal rod in the middle

• The knob itself

• The fulcrum

• The keyhole

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2