Glaciers and Caves 빙하와 동굴 관련 단어 영영풀이

[Glaciers and Caves 빙하와 동굴 관련 단어 영영풀이]

 

cave

noun : a large, empty space in the ground

ice

noun : frozen water; water in a solid state

slope

noun : an upward or downward slant

valley

noun : the low land lying between hills or mountains, often with a river flowing through it

water

noun : a clear liquid that forms oceans, lakes, rivers, and rain

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 accumulate

verb : to build up or collect over time; to increase

accumulation

noun : a piling up of material over time

cavern

noun : a large cave or a room in a cave

chamber

noun : a room or other enclosed space, either natural or artificial

compact

verb : to pack together densely and tightly

compress

verb : to squeeze or pack tightly together

crevasse

noun : a deep crack, especially in glacier ice

debris

noun : scattered pieces of something that are left after the rest has been destroyed or is gone

deposit

verb : to set down an amount of a substance, such as sediment, on a surface or area

depression

noun : a low, hollow place

elements

noun : weather conditions, such as wind, rain, sun, or extreme temperatures

erode

verb : to wear away rock or soil by water, wind, or ice

firn

noun : pebble-sized ice crystals of compressed snow

fissure

noun : a long, narrow opening or crack

flow

noun : the movement of a glacier

formation

noun : something that is shaped, formed, or created

geologist

noun : a person who studies the origin, physical nature, structure, and history of Earth

geology

noun : the study of rocks, soil, and minerals

glacier

noun : a large body of accumulated ice and compacted snow that is found year round and that slowly moves downhill

ice age

noun : any of several periods in Earth's history when ice sheets covered large areas of land

ice shelf

noun : a chunk of an ice sheet extending into the sea and floating on the water

iceberg

noun : a large piece of ice that has broken away from a glacier and floats in the sea

recede

verb : to move or pull back from a previous position

sediment

noun : particles of dirt and rock that are carried by water, wind, or ice and deposited elsewhere

spelunker

noun : a person who explores caves

stalactite

noun : a pointy rock formation that hangs down from the ceiling of a cave

stalagmite

noun : a pointy rock formation that sticks up from a cave floor

till

noun : the soil and other material left behind when a glacier recedes

tributary

noun : a river or stream that flows into a larger river

weathering

noun : the process of wearing away or otherwise changing Earth's surface by exposure to natural forces

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cave pearl

noun : a cave formation formed when layers of limestone build up around a grain of sand

cavernous

adjective : similar to a large cave in being hollow, deep, and/or dark

column

noun : a pillar on a building; a cave formation created when the gap between a stalactite and a stalagmite closes

continental glacier

noun : a wide, flat sheet of moving ice that covers a large area of land

deposition

noun : the act or process by which wind or water sets down sediment

drapery

noun : a curtain; a cave formation in the shape of a thin sheet that hangs from the cave wall or ceiling

erosional cave

noun : a cave formed by the action of wind and water slowly wearing away rock

geomorphology

noun : the study of the Earth's surface features and the processes that form them

glacier cave

noun : a cave under or within a glacier

helictite

noun : a cave formation that is twisted, spiraling, or curly

ice cave

noun : a rock cave that has a lot of ice on its walls throughout the year

lava tube

noun : a cave formed when the surface of a lava flow cools and hardens while the still-molten interior flows away

limestone

noun : a sedimentary rock formed from the remains of marine organisms

limestone cave

noun : a cave formed as water wears through rock, leaving a hollow

lithosphere

noun : Earth's crust and upper mantle; the rocky part of the planet

moraine

noun : piles of soil and rocks scraped up and deposited by a glacier as it recedes

sea cave

noun : a cave formed by ocean waves wearing away rocks

sedimentation

noun : the formation of a geological deposit created by wind, water, or ice

soda straw

noun : a long, hollow tube that forms in a limestone cave

valley glacier

noun : a long, narrow river of moving ice that forms on a mountain above the snow line