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5.1. Weathering
1st vocab quiz
Question | Answer |
---|---|
Chemical Weathering | Any action that results in a change in the chemical composition of a rock. |
Physical Weathering | The condition where rock is cracked, split, or broken into smaller pieces called sediments with no change in the rock composition. |
Soil | The part of the regolith that will support plants that have roots. |
Weathering | The chemical and physical breakdown of rocks at or near Earth's surface by weathering agents. |
Contour Plowing | Crops are planted in rows parallel to the contours of the land. |
Crop Rotation | The alternation of crops on the same soil from year to year. |
Residual Soil | Soil formed from the rock material beneath the soil. |
Soil Profile | A cross section view of the soil horizions of a given sample. |
Strip Cropping | Planting strips of low cover crops between strips of other crops. |
Subsoil | Below the topsoi and contains little organic matter. |
Topsoil | The top layer of mature soil. |
Transported Soil | Soil that has been moved from its place of origin. |
Weathering Agents | The hydrosphere, atmosphere, plants and animals that will change the characteristics of rocks. |