Roacks & Weathring I
Rocks & Weathering II
Enter Category Rocks & weathering III
How Soil is Formed I
How Soil is Formed & Conserved
100

The process that breaks down rock & substances

weathering

100

A chemical agent that cause weathering

carbon dioxide

100

A rock that allows more water to be absorbed 

permeable

100

loose weathered material

soil

100

the breaking ddown of organic matial is called

decomposition

200

The process  of wearing down and carrying away

erosion

200

Chemical agents that flow causing weathering

water and acid rain

200

weather conditions that occur in a repeated  pattern over time

climate

200

A layer of soil that5 differs in color, texture, and composition

soil horizon

200

planting different plants in a specific areaa each year

crop rotation

300

The process of wearing away of rock by particles carried by water, ice, wind and gravity.

Abrasion

300

A fifth agent that causes chemical weathering

oxygen

300

H2O

water

300

middle horizon 

subsoil

300

Dead weeds and stalks being plowed under from the year before

conservation plowing

400

The process of breaking down rock the chemical changes

chemical weathering

400

It's roots can cause this type of weathering

plants can cause chemical weathering

400

Ice in rocks causes

ice wedging

400

Decayed organic material

humas

400

Anything in the environment that humans use

natural resource

500

The opposite of weathering that changes a substance

mechanical weathering

500

The principle that geological processes happen the same today as the always did

uniformitaianism

500

What is this a picture of?

Freezing and thawing casing Frose wedging

500

Solid layer below topsoil

bedrock


500

What occurred in 1900's

Dust Bowl

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