UNIT 6

TOOLS AND

MACHINES

INDEX

• Tools and machines

• Simple machines Vs Complex machines

• Inventions and discoveries

• Extra vocabulary

• Basic tools vocabulary

• Kitchen tools

• Parts of a computer

• LET’S PRACTICE…

TOOLS AND MACHINES

TOOLS MACHINES

ComputerLaptop

RadioPaintbrush Saw

Car

Mobile phone

Washing machine

Hammer

Ruler

Knife

SIMPLE AND COMPLEX MACHINESMachines can be divided into:

DISCOVERIES AND INVENTIONSThey help people because they make our life easier.

Discoveries are things that we find.

Inventions are things that we

make.

Petroleum

SaltPotatoes

Fingerprint

Fire

Now . . .

Let’s practice!

1. Write the names of these simple machines:

(Screw, inclined plane, lever, axle and wheel, pulley, wedge)

2. Write the names of these complex machines.

(Televisio, car, radio, washing machine, camera, computer)

3. Write “discovery” or “invention”.

Extra Vocabulary!

EXTRA VOCABULARY

EXTRA VOCABULARYKITCHEN TOOLS

EXTRA VOCABULARYPARTS OF A COMPUTER