Air and water

^Air

Multiple Choice

Choose the right amount of gas for exhaled air

• 78%nitrogen, 21% oxygen, 1% other gasses

• 78% nitrogen, 16% oxygen and 4% carbon dioxide

Multiple Choice

What is the layer that covers the earths surface is what?

• Air

• Water

• Gas

• Atmosphere

Multiple Choice

Which is not property of air

• We cant see it

• We can smell it

• We cant taste it

• We cant smell it

Multiple Choice

Which color means moderate

• green

• orange

• yellow

• purple

Multiple Choice

From what color should everyone stay inside

• Purple

• orange

• red

• maroon

Multiple Choice

When should elderly, children and people with long diseases should stay inside

• green

• blue

• orange

• turquoise

Multiple Choice

Which is a component of air

• Air is not important

• Air contains other thing in it

• Air can be used as a medicine

• Air cannot be polluted

Multiple Choice

What is air pollution

• Good gasses in the air

• Food in the air

• Unwanted gasses in the air

• Wanted gasses in the air

Multiple Choice

Which of the following is a way air pollution can do to your health

• Cause you to see better

• Breathing problems

• Hunger

• Headaches

Multiple Choice

Which is worse ?

• Indoor pollution

• Outdoor pollution

Multiple Choice

Greenhouse gas and contributes to global warming

• Carbon monoxide

• Sulphur dioxide

• Carbed dioxide

• Carbon dioxide

Multiple Choice

Can be produced by burning coal

• Sulphur dioxide

• Carbon monoxide

• CFC

• Carbon dioxide

Multiple Choice

Carbon monoxide is produced by what?

• Factories

• Water

• Cars

• Humans

Multiple Choice

CFC'S were made in alot of

• fruits

• desserts

• dairies

• milk

Multiple Choice

which color means good

• green

• yellow

• orange

• red

• purple

Multiple Choice

Which color means hazardous

• green

• brown

• red

• maroon