Simple Machines

An example of this simple machine is the ramp. What is it?

• Inclined Plane

• Wheel & Axle

• Screw

• Lever

Give two examples of simple machines that work on bicycles.

• Pulley

• Wheel & Axle

• Wedge

• Lever

• Screw

Simple Machines were first described by the Greek Mathematician _______________

Mechanisms with one or more simple machines are called what?

• Compound Machines

• Complex Machines

• Continuation Machines

• Cordillera Machines

• Coordinated Machines

Wedges are two inclined planes angled inside toward one another. What are two examples of wedges?

• Screw Driver

• Knife

• Potato Wedges

• Doorstop

• High Heels

What Branch of Science covers the application of simple machines?

In pulleys, what do you wrap the rope around in order to be able to pull weights?

• Wheel

• Gear

• Globe

• Axle

_________ are the Basic foundation of all man made mechanical inventions.

A screw has an inclined plane, known as the thread, wrapped around a cylindrical surface. These come in many shapes and sizes. Give three examples.

• Lightbulb

• Screwdriver

• Bottlecaps

• Wrench

• Bolts

Archimedes first described simple machines in the time of Ancient Greece. How long ago was this?

• 20 000 years ago

• 20 years ago

• 2000 years ago

• 200 years later

• 2 years ago