Simple Machines

…….…………….are tools with few or no moving parts.

• Complex machines

• Simple machines

What is the simple machine that is used by the boy to take water?

• Wheel and axel

• Screw

• Pulley

A worker is facing difficulty to carry boxes out of the lorry. Which simple machine can help the worker?

• Inclined plane

• Lever

• Screw

………………is used to push things apart.

• Wedge

• Pulley

• Lever

What is name of this machine?

• Pulley

• Lever

• Wedge

Machine is a tool that can make work easier.

• True

• False

Lever, pulley and wedge are types of simple machines.

• True

• False

Wedge is used to hold things together.

• True

• False

Hands and arms can be used as levers to pick up things.

• True

• False

Blue jay uses its beak as wedge.

• True

• False