8th Grade: Simple Machines Ch. 6

A simple machine used in order to lift a heavy object and lifts up the object when pressure is applied to the other side of the rigid bar placed on a rigid point.

• Lever

• Screw

• Wedge

• Pully

A wedge is an object that ________, _____, or ______ another object

What's an example of a pulley?

• flag pole

• door stop

• door

• door knob

What is a wheel an axle?

• an inclined plane around a cylinder

• a wheel and rope used to pick up objects

• two part simple machine used in order to transport an object from one place to another

Where can one find a wheel and axle used in real life?

• car wheels

• bicycle wheels

• pizza cutter

• doorknob

Where do you see inclined planes?

• your mom's house

• when moving trucks have a platform to move things up and down

• any building with ramp for anyone who has a physical disability

What is an incline plane?

• a simple machine used to hold objects

• simple machine that contains two parts: rope and wheel

• simple machine that is used to transport objects

• a simple machine that consists of a slope in order to move a heavy object up

A screw can be found in....

• bottle caps

• door hinges

• a book

• a spoon

What is the definition of a simple machine?

• screw, pulley, inclined plane, lever, wedge, wheel and axle

• a mechanical device used to change the direction or magnitude of a force

• a device that we use when building or moving objects

A screw is a

• simple machine with an inclined plane around a cylinder

• a sloped surface that helps to move objects

• a two part simple machine that helps to transport objects

• a two part machine that consists of a wheel and rope