MACHINE AND MACHINE STRUCTURE

What is a structure?

• It's a group of elements that can support weight.

• It's a group of elements that can protect objects.

• It's a group of elements that can lift weight.

• It's a group of elements that makes less effort.

Which are simple machines?

• Bicycle

• Pulley

• Inclined plane

• Clock

• Lever

What is this?

• A lever

• A pulley

• A structure

• A machine

Machines help us to do things by...

• reducing the force or effort

• making more effort or force

• making a bigger effort

This is a...

• Simple machine

• Complex machine

This simple machine is a...

• Inclined plane

• Wedge

• Pulley

• Lever

This simple machine is a...

• Wedge

• Screw

• Pulley

• Lever

This simple machine is a...

• Screw

• Pulley

• Lever

• Wedge

This simple machine is a...

• Pulley

• Wedge

• Screw

• Lever

What type of lever is this?

• Type 1

• Type 2

• Type 3