Inv 3.1 Air Around us

Front

What is the layer of air where weather changes take place?

Back

Troposphere

Front

What do we call the property that shows air is matter?

Back

Mass

Front

In which layer of the atmosphere do thunderstorms occur?

Back

Troposphere

Front

What can be demonstrated by a medicine dropper and a doctor's syringe?

Back

Air can be compressed.

Front

True or False: The air in our atmosphere is 21% oxygen and 78% hydrogen.

Back

False

Front

What is the primary gas in the Earth's atmosphere?

Back

Nitrogen

Front

What is the second most abundant gas in the atmosphere?

Back

Oxygen

Front

What is the term for the weight of air pressing down on us?

Back

Air pressure

Front

What happens to air pressure as you go higher in the atmosphere?

Back

It decreases.

Front

What is the layer of the atmosphere above the troposphere?

Back

Stratosphere