Clean Air Flashcard 2

Front

What can cause air pollution? Options: Power plants, factories, cars, and planes; Cycling; Reading books; Recycling

Back

Power plants, factories, cars, and planes

Front

What is a benefit of planting a tree?

Back

It produces oxygen

Front

What does the word pollute mean?

Back

to make water, land and air dirty.

Front

The process of making the environment dirty or not safe to use is...

Back

pollution

Front

What is it? Options: Land, Water, Air

Back

Air

Front

a layer of air surrounds our earth is called _____________

Back

atmosphere

Front

------------------------in the air is used by all living beings for breathing.

Back

oxygen

Front

____________________is released from vehicles.

Back

exhaust fumes

Front

---------------------------------are nature's vacuum cleaners.

Back

plants

Front

What happens when we drive cars on the street?

Back

We pollute the air.