Air and Water (Grade 2 Science)

Air

100

an odorless, colourless, tasteless gas mixture that is all around us.

What is air?

200

What needs air to move?

Multiple Answers.

300

Humans breathe out ______.

What is carbon dioxide?

400

We breathe this in.

What is oxygen?

500

What is moving air called?

What is wind?

Water Cycle

100

What are two ways water is used?

Multiple Answers

200

What are the four elements of Mother Earth? 

Air, water, fire, soil

300

What uses more water a shower or a bath?

Tub

400

How does water get to your tap?

Water treatment plant

500

What are two ways that water can become polluted?

Multiple Answers

Water

100

What is water?

What is a clear, odourless liquid?

200

What are three ways water can be used for?

Multiple answers.

300

Fill in the missing word: Water is needed by all .......... things.

What is living?

400

Where are three places we can see water?

What are lakes, rivers and streams?

500

If water is polluted in a community, what do the people in the community have to do to it before using it?

What is boiling?

Vocabulary

100

What are clouds in the water cycle?

What is condensation?

200

The step after evaporation and before precipitation is called ______________.

What is condensation?

300

When water is in a solid state, we call that....

What is snow?

400

waste, or leftover material that can ruin clean air,water, land or other natural resources is called __________.

What is pollution?

500

Finish the lyrics. The water cycle goes on forever, it can come down like ......... We call that..........

What is rain and precipitation?