Flashcard on Interesting Things About Air

Front

What does a high Air Quality Index (AQI) indicate?

Back

Polluted air.

Front

What protects Earth from getting too hot or too cold?

Back

The atmosphere.

Front

What happens when meteoroids contact our atmosphere?

Back

They burn into small pieces.

Front

What are bioaerosols?

Back

Living organisms in the air.

Front

Why does air pressure decrease on top of a mountain?

Back

There is less atmosphere pushing down.

Front

What is the composition of air?

Back

Air is primarily composed of nitrogen (78%), oxygen (21%), and trace gases.

Front

How does temperature affect air pressure?

Back

As temperature increases, air pressure decreases.

Front

What is the greenhouse effect?

Back

The greenhouse effect is the warming of Earth’s surface due to trapped heat by greenhouse gases.

Front

What role do trees play in air quality?

Back

Trees absorb carbon dioxide and release oxygen, improving air quality.

Front

What is the difference between weather and climate?

Back

Weather refers to short-term atmospheric conditions, while climate is the long-term average of weather.