Simple Machines
Examples
Advantages and Disadvantages
Pulleys
Facts
100

What is the name of the simple machine that is a rod or board that turns around a fixed point?

What is a lever
100

A ladder is an example of which simple machine?

What is an inclined plane

100

What is the advantage of using an inclined plane?

Requires less effort force

100

What is an advantage of a fixed pulley?

You can change the direction of force

100

What is the name of the simple machines that is a wheel that turns around a rod

What is a wheel and axle

200

What is the name of the simple machine that has a thick end and a thin end?

What is a wedge

200

What simple machine is a knife?

What is a wedge

200

What is the disadvantage of an inclined plane?

You need to move a greater distance

200

What is a disadvantage of a fixed pulley

Requires the same amount of force

200

What type of lever is a fishing rod?

What is a third class lever

300

What is the name of the simple machine that has an inclined plane wrapped around a central core

What is a screw

300

The rope attached to the blinds is an example of which simple machine?

What is a pully

300

When simple machines make work easier it is called...

A mechanical advantage

300

What is an advantage of the moveable pulley?

Requires less force

300

What type of lever is a bottle opener?

What is a second class lever

400

What is the name of the simple machine that is a rope wrapped around a grooved wheel?

What is a pully

400

The lid on a juice bottle is an example of which simple machine?

What is a screw

400

What is an advantage of a wheel and axle?

The small turn of the axle creates a much larger turn of the wheel.

400

What is the disadvantage of a moveable pulley?

You can't change the direction of force

400

What type of lever is a see-saw?

What is a first class lever

500

What is the name of the simple machine that is a Sloped surface?

What is an inclined plane.

500

Tweezers are an example of which simple machine?

What is a lever

500

What are the three ways a wheel and axle make work easier

Lift, turn and move an object

500

What are the advantages of a combined pulley?

Requires less effort force and you can change the direction you pull
500

What are the three things required for a lever to work

What is effort force, fulcrum and load