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one of seven large landmasses on the earth's surface. |
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a large rigid section of the earth's crust that is in constant motion. |
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a sudden movement of the earth's crust followed by a series of. |
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a zonme nof volcanoes around the pacific pcean. |
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an opening in t6he earth's crust from which moltin rock, ash. and hot gases flow or are thrown out. |
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the gradual physical and chemical breakdown nof rocks onthe earth's surface. |
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the weathering away and movement of weatherd materials by water,wind,or ice. |
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peices of rock in the form of sand, stone or split deposited by wind,water,or ice |
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a large, slow-moving mass of ice. |
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the area drained by a major river. |
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water found beneath the earth's surface. |
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the cirulations of water between the earth, the oceans, and the atmospher. |
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