Unit 6 lesson 2What are Rocks and Soil? G1

What is a property?

• A. something that forms soil

• B. a thing that breaks down rock

• C. one part of what something is like

Which is something that breaks down rock?

• A. living things

• B. sunshine

• C. wind

Which is true about water?

• A. Water breaks down rock.

• B. Water gives rocks a red color.

• C. Water changes once-living things into rocks.

Which word best tells a property of the soil you can see in this picture?

• A. red

• B. rough

• C. smooth

What things break down to make soil?

• A. only bits of rock

• B. only once-living things

• C. bits of rock and once-living things

Soil is made up of many things. Which of these is a part of soil?

• A. boulders

• B. living things

• C. once-living things

What property of soil do you observe by touch?

• A. color

• B. smell

• C. texture

Look at this picture.

What happens to rock as it breaks down into small bits?

• A. It becomes soil.

• B. It becomes a plant.

• C. It changes its color.

What gives soil its color?

• A. the color of the water

• B. the color of the leaves

• C. the color of the rock bits