30 terms

West Region

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Chinook
a Native American people of the Pacific Northwest
Klondike
a district in Canada's Yukon territory, which borders Alaska
natural resource
something found in nature that is a source of wealth to a region
overland trail
a land route taken by settlers from the east going west to the Oregon Country, Utah or California
Spanish mission
a settlement that included a church, living quarters and farmlands
transcontinental railroad
railroad linking the Eastern United States with the West Coast
basin
land that is drained by a river and the streams that flow into it
contiguous
touching. The contiguous states are the 48 states that touch other states.
evaporate
to change into gas or vapor
geyser
a natural hot spring that sometimes shoots water or steam into the air
glacier
a huge sheet of ice that moves very slowly down a mountain or through a valley
iceberg
a giant piece of floating ice that has broken off of a glacier
island
land surrounded by water
lava
a very hot, melted rock that comes out of a volcano when it erupts
mountain range
a row or series of mountains
mural
a picture painted on a wall or ceiling
orchard
land where fruit trees are grown
ore
a rock or mineral that has metal in it
sea level
the surface of the ocean, used as a standard in measuring the height of land
seedling
a young plant or tree that has grown from a seed
silicon
a substance used in making computer chips
timberline
line beyond which trees will not grow on mountains
volcano
an opening in the Earth's crust where molten rock forces its way to the surface. In some places the molten rock forms mountains that are also called volcanoes.
avalanche
a large mass of snow falling down a mountain
foothills
a hilly area at the base of mountains
mountain
a tall highland
rain shadow
the area of dry land on one side of a mountain range
snow line
the level on a mountain above which there is only snow and ice
terrace
a flat, raised bank of earth
valley
a lowland area between mountains or highlands
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