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Vocabulary Quiz #9
Term | Definition |
---|---|
Weathering | The breaking down of rock by wind, water, or ice. |
Erosion | The moving or carrying of sediments to a new location by wind, water, or ice. |
Deposition | The dropping of sediments in a new location. |
Gravel | Smaller stones, pebbles of rock, no water stays, no nutrients |
Sediment | Particles of matter could be sand, silt, shells, and other substances that are carried then deposited |
Sand | Tiny particles of broken down rock, about the size of salt, very little water stays, loses water, no nutrients |
Silt | Finer and softer sand, like flour, silky smooth, some water stays, some nutrients but erodes easily |
Clay | A sticky when wet, fine grained soil that does not allow water to flow through easily, holds too much water, needs nutrients, compacts when dried |
Humus | Dark and chunky soil full of organic matter and plants, sticks and leaves |
Loam | The best soil of all because it’s a mixture of humus, clay and sand |