Wheel and axle

A wheel is...

• A circular disc that can turn or roll

• Any shape that can turn, like a triangle

• A flat shape that hovers

• A small, rigid rod that can turn

Tags

NGSS.K-2-ETS1-2

Which of these are examples of wheels and axles? Tick all the correct answers

• Doorknob

• Ramp

• Well

• Steering wheel

What is the point of using a wheel and axle?

• It does more work for more force

• It is shiny and decorative

• It does the same work, but takes less force

• It can be used on any terrain

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is mechanical advantage?

• How much force you get out compared to what you put in

• How much further you have to travel using wheels

• Something found in boats

• The difference between wheels and axles

In a wheel and axle, the wheel travels a longer ________ but takes ____ force

• Force, work

• Distance, more

• Energy, less

• Distance, less

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Compared to the wheel, the axle travels ____ distance and experiences more _____

• Less, force

• Less, energy

• Force, energy

• More, work

Tags

NGSS.MS-PS3-1

What are some challenges in making a good wheel and axle?

A large wheel takes less force to turn than a small wheel

• True

• False

A large wheel travels less distance than a small wheel

• True

• False

The distance from the centre of a circle to the outer edge of a circle

• Circumference

• Axle

• Radius

• Work