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science test
soil and weather test
| Question | Answer |
|---|---|
| What is horizon a | it is a dark color, crumbly soil with a lot of humus |
| horizon b | sub soil is a brown reddish color mostly clay and a little bit of humus |
| horizon c | it is partly weathered rock |
| how do decomposes help soil | they help because they make spaces in the soil that lets air and water through |
| what is decomposes | they are animals that break down dead plants and animal remains |
| what is weathering | weathering breaks break down materials. |
| what is erosion | the process of eroding or being eroded by wind, water, or other natural agents. |