Exploring Soil Composition and Formation

Which of the following is NOT a component of soil?

What is the main process by which soil is formed?

What causes rocks to break down into smaller pieces over time?

What determines the type of soil?

How long does it take for a small amount of soil to be formed?

Moving water, wind, plants and changes in ______ can crack large rocks.

Over a very long time, large rocks are broken into ______ pieces.

Plants grow in the cracks in rocks causing the rocks to break apart into ______ pieces.

These small pieces of rock become ______.

The type of soil is determined by the size of ______ rock.