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| natural break down of rocks |
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| the break down of rocks that only affect the size and shape |
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| physical weathering where water seeps into a crack expands as it gets colder than melts, seeps deeper and repeat over and over |
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| physical weathering where roots force their way through rocks |
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| physical weathering where outer layers of rock peel off as the layers underneath expand (like an onion) |
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| physical weathering where bits of sand carried by wind break down softer parts of rock |
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| the break down of rocks in which the minerals are changed |
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| chemical weathering where minerals in the rock such as iron are affected and rust forms |
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| chemical weathering where minerals in the rock such as bases react |
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| chemical weathering where a rainwater reacts with a gas to form specifically carbonic acid |
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| the transportation, or movement, of weathered rock |
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| the dropping off, or setting down, of weathered rock |
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| conservation method of planting crops in rows with spaces one year, and alternating the rocks and spaces the next year |
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| conservation method is which farmer plow across a slope rather than up and down |
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| natural features on earth's surface such as mountains, valley, hills, and plains |
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| deep, narrow valley with steep sides |
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| an area of low land between hills or mountains |
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| mouth of a river where sediments are deposited |
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| long, narrow strips of land formed by deposits of sand |
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| hills formed by the picking up and dropping off of particles of sand |
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| large, thick sheet of ice |
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