Simple Machines

What is a simple machine?

• A machine with 2 or more movements

• A machine that makes work easier

• A computer

• A time machine

What is a complex machine?

• A machine that is made up of more than one simple machine

• A machine that is really colorful

• A machine cannot be complex

• A machine that is made up of one or more simple machines

What is another name for a complex machine?

• Complicated machine

• Compound machine

• Coward machine

• Common machine

Who discovered the first three simple machines?

• Socrates

• Michael Angelo

• Einstein

• Archimedes

What is an inclined plane?

• Consists of two circular objects of different sizes that rotate together

• A flat sloped surface

• A rigid rod that pivots around a fixed point called the fulcrum

• a grooved wheel with a rope or cable wrapped over it

What is a pulley?

• Two circular objects of different sizes that rotate together

• An inclined plane that moves

• A flat sloped surface

• A grooved wheel with a rope or cable wrapped around it

Define Screw

• A grooved wheel with a rope or cable wrapped over it

• An inclined plane that moves

• An inclined plane that is wrapped around a cylinder or post

• A flat sloped surface

What is an example of a wheel and axle?

• Car

• Sail

• Window Shade

• Ramp

Which is an example of a wedge?

• Sail

• Seesaw

• Knife

• Lightbullb

Which is an example of a lever?

• Knife

• Window Shade

• Car

• Seesaw