GRADE 1 Air and its uses

Air contains ___________

• SMOKE

• GERMS

• DUST

• FIRE

We can see and touch air .

• yes

• no

Which of these is not a use of wind

• Boats and ships sail because of wind

• Plants spread seeds because of wind

• Vehicles move faster on roads because of wind

• clothes dry faster because of wind

Living things need air and water to stay _______.

• alive

• harmful

• worried

• happy

Humans and animals take in __________________.

• smoke

• oxygen

• carbondioxide

• nitrogen

Which property of air does a floater use?

• Air has weight

• Air helps in burning

• Air exerts pressure

• Air fill up space

From the picture, we know that the property of air used for this is_______.

• Air can burn things

• Air occupies space

• Air has weight

• Air is used to cook food

From the picture, Identify the property of air.

• Air helps to burn things

• Air fill up space

• Air float things

• Air has weight

What can be concluded from the experiment pictured?

• Air has no weight

• Air has weight

• Air can move things

• Air helps in burning

Which of the following is not a property of air?

• Air has weight

• Air is visible

• Air can move things

• Air occupies space