Machines

Multiple Choice

What type of simple machine is a well?

• An inclined plane

• A wheel

• A lever

• A pulley

Multiple Choice

A nutcracker is an example of ...

• pulley

• inclined plane

• lever

Multiple Choice

The Wright brothers invented a

• personal computer

• giant screw

• powered aeroplane

• windscreen wiper

Multiple Choice

A see-saw is a ...

• complex machine

• pulley

• lever

• inclined plane

Multiple Choice

Which of the next is an inclined plane?

• A wheelbarrow

• A screw

• A slide

• A stapler

Multiple Choice

Mary Anderson invented ...

• The first car

• the windscreen wiper

• the first aeroplane

• the first computer

Multiple Choice

A wedge is ...

• an inclined plane wrapped around a screw.

• two incline planes back to back.

• a slide.

• two levers put together.

Multiple Choice

A ramp is ...

• A pulley

• A lever.

• An inclined plane.

Multiple Choice

Steve Wozniak invented...

• the first personal computer

• the first television

Multiple Choice

A lever has two forces, the...

• load and pivot

• load and effort

• pivot point and effort

Multiple Choice

Which one is not a simple machine?

• A screw

• An axe

• A crane

• a bottle opener

Multiple Choice

What simple machine is it?

• Pulley

• Inclined plane

• Screw

• Lever

Multiple Choice

A complex machine...

• Is a device with few or no moving parts.

• Combines several simple machines.

Multiple Choice

A .... is pole with an inclined plane around.

• Pulley

• Screw

• Wedge

• Lever