Soil Components

Sand, Clay, Humus and Gravel

In this unit, we will study the 4 types of soil

Sand

The first type of soil is sand

Write something you observe about this sand:

What is soil (click on this)?

Questions pertaining to the website:

Is rock(gravel) near the top or lower levels of soil?

What might you find in the humus layer?

What other soil components do you find (near) clay?

Clay

The next type of soil is clay

Write something that you observe about this image of clay:

Video questions:

What happens to the sand and clay during the experiment? Be specific and use RARE strategies to answer.

Humus

The next type of soil is humus

What can you observe about the humus?

Gravel

The next type of soil is gravel.

What can you observe about the gravel:

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