Simple Machine III

When the Load is located between the fulcrum and effort, it is classified as ______

• First class lever

• Second class lever

• Third class lever

• Fixed pulley

A scissor is classified as ____________.

• First class lever

• Second class lever

• Third class lever

• Single Movable Pulley

What tool would be best to use to lift a heavy load like a washing machine?

• Lever

• Screw

• Wedge

• Wheel and Axle

A single movable pulley is a pulley that is free to move up and down, and is attached to a ceiling or other object

• True

• False

It is the supporting point of the lever.

• Fulcrum

• Effort

• Load

• Axle

It is part of the lever where the object is being moved or lifted.

• Fulcrum

• Effort

• Load

• Wheel

John twist the cap off the bottle of juice. What type of simple machine is the cap?

• Pulley

• Wheel and Axle

• Screw

• Wedge

A bicycle is a good example of a compound machine. It consists of many different simple machines: wheels and axles, pulleys, and levers working together to enable the bicycle's movement

• True

• False

Which is an example of a wedge?

• Door knob

• Clock

• Zipper

• Light bulb

A stair is an example of which simple machine?

• Lever

• Pulley

• Inclined Plane

• Wheel and Axle