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10 terms

Science Chapter 5

STUDY
PLAY
weathering
a slow process that breaks rocks into smaller pieces
erosion
the transport of weathered rock (moving it place to place)
debris
rocks or gravel left by a glacier
physical weathering
weathering when rocks change size and shape without changing their chemical makeup; happens because of rain, flowing water, or wind
chemical weathering
weathering that changes the minerals that make up the rocks
terminus
the bottom end of a glacier
moraine
mounds that form where glacial till builds up
glacial till
debris dropped by a glacier that includes gravel, small rocks, sand and clay
deposition
when weathered (broken apart) rocks are dropped off by water or wind
glacier
thick sheets of ice that move very slowly over the land; they form when snow collects quickly and melts slowly - it keeps piling higher!

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