How does

it work?

SCIENCE UNIT 10

Tools and machinesTools and machines make work easier

but machines are more complex.

A pick is a tool A road drill is a machine

Both make holes, but the road drill is more complex

Tools

Machines

Car

Washing machine

Crane

Watch

Road drill

Hairdryer

Fridge

Microwave

Iron

Machines:

Means of transport

bicycle car tractor bus

plane motorbike lorry helicopter

Machines:Means of communication

computer television

telephone radio

Parts of a computer

Central Processing Unit

Machines that use petrol

Machines that use batteries

Machines that use electricity

What tools do different professions use?

doctor farmer

firefighter mechanic

hairdresser cook

teacher builder

cleaner pilot