→ Unit 7 Vocab Review →开始学习 /下载MP3 Flashcards

开始学习

问题		答案
Weathering 开始学习		breakdown of rock into smaller pieces
Erosion 开始学习		removal and transport of material
Deposition 开始学习		dropping of material, such as sediment
Mechanical Weathering 开始学习		weathering through physical means such as abrasion or changes in temperature
Chemical Weathering 开始学习		weathering through chemical reactions
“Agent of Change”: Wind 开始学习		can move particles, which can abrade solid rock
“Agent of Change”: Water 开始学习		can move particles, which can abrade solid rock, and when slightly acidic, can dissolve some rock
“Agent of Change”: Waves 开始学习		can smash pebbles against each other and other rock
“Agent of Change”: Ice 开始学习		can split rock through cycles of freezing and thawing or by moving glaciers
Sediments 开始学习		particles that settle after being eroded and deposited
Delta 开始学习		deposited sediment that forms a triangular structure at the mouth of the river
Alluvial Fan 开始学习		a triangular structure, similar to a delta, on land
Cave/cavern 开始学习		is a feature that forms when water dissolves limestone, forming voids in the rock
Karst Region 开始学习		area or region characterized by many caves and sinkholes
Frost Wedging 开始学习		cycles of freezing and thawing water breaks rock because ice expands
Abrasion 开始学习		process of scraping or wearing something away
Stalactite and Stalagmite 开始学习		cave features that form due to dripping water
Glacier 开始学习		large areas of ice on land
Moraine 开始学习		landforms that result when a glacier deposits till (glacier sediment)
Kettle lakes 开始学习		depressions left behind by glaciers when ice melts
Sinkholes 开始学习		is a circular depression that forms at the land surface when the rock beneath collapses

Unit 7 vocab review

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