Wheels, Axles and Pulley's

Flagpole

• wedge
• pulley
• incline plane
• wheel and axle

Tags

NGSS.MS-PS2-1

What kind of pulley does this picture show?

• A compound pulley

• A movable pulley

• A fixed pulley

A rod that is fixed to the center of a wheel allowing the wheel to rotate is called a _________________.

• Axle

• Simple Machine

• Pulley

• Gear

The resistance that one surface or object has while in contact with and moving across another

• Friction

• Effort

• Load

The object or weight being moved or lifted

• Load

• Effort

• Friction

• Wheel & axle

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

• Doorknob

• Ramp

• Well

• Steering wheel

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

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

• Less, force

• Less, energy

• Force, energy

• More, work

Tags

NGSS.MS-PS3-1

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

• True

• False