My Soil Type
Layers of Soil
Remember Rocks
100

I am everywhere in Georgia. I'm red in color. I'm very hard when dry and sticky when wet. My particles are very tiny.

What is clay? 

100

The topmost layer of soil. 

What is humus?

100

What are rocks made of?

What are minerals?

200

I feel very rough. You can see my particles with your eyes. I'm very light in color and I'm bad at holding water for a long time. 

What is sand?

200

The lowest layer of soil. It is made of solid rock. (The crumble cookie layer of the snack up).

What is bedrock?

200

The property the that describes how a rock/minerals feels to touch.

What is texture?

300

Farmers love using me for growing crops. I am a mixture of all the different particles.

What is loam?

300

The 2nd layer of soil. Made mostly of minerals. Most plant roots live here.

What is topsoil?

300

The property that describes if a rock/mineral is shiny or dull.

What is luster?

400

Clay is better for growing more plants than sand because of its ability to hold more water and because it has more....

What is nutrients?

400

This layer is lighter in color. Sand, silt, and clay have not been broken down all the way. Harder than the first two layers.

What is subsoil?

400

What do we use to measure the hardness of a mineral?

What is Mohs Hardness Scale?

500

In the middle of clay and sand. Medium sized particles. Holds water better than sand, but worse than clay.

What is silt?

500

Why is topsoil and humus darker than the other layers?

What are decaying organic matter (dead plants and animals) giving the layer nutrients?

500

What are all the properties of a rock that we talked about in 3rd grade?

What is color, hardness, luster, and texture?