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42 Cards in this Set

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What conditions affect climate?
elevation--higher are usually cooler,oceans--they add humidity; distance from the equator--closer to the equator are warmer
What landform stretches across the middle of the United States?
the Interior Plains
humidity
the amount of moisture in the air
How does land along the Atlantic Coast differ from land along the Pacific coast?
Atlantic is flat and Pacific has mountains, little flat
What causes seasons?
the tilt of the axis as the Earth moves around the Sun
tributary
a stream or rover that flows into a larger stream or river, also called branches
revolution
trip around the sun
mouth of a river
the end of a river where the river empties into some larger body of wter
Which movement of Earth causes day and night?
rotation
how are rivers in the Great Basin different from most other rivers in the U.S.
the river flows into low-lying land not an ocean
revolution
trip around the sun; the Earth takes one year to do this
Peninsula
land almost entirely surrounded by water
rotation
a complete turn; the eath takes one day to make one
elevation
the height of the land
delta
the triangle-shaped land at a river's mouth that has rich soil
the 3 main parts of a river
source, channel, mouth
sea level
land that is level with the surface of the ocean
channel
the deepest part of a river or other body of water
mountain range
a group of connected mountains
Plateau
high,mostly flat land
river system
a river plus its tributaries
basin
low. bowl-shaped land with higher ground all around it
Piedmont
foot of the mountain
source
the place where a river begins
Coastal Plain
low land that lies along an ocean
floodplain
the low,flat land along a river
Name the 5 great lakes
Erie, Huron, Superior, Ontario, Michigan
drainage basin
the land drained by a river system
what is the highest mountain in the U.S.
Mount McKinley
which 3 mountain ranges are nearest to the Pacific coast?
Sierra Nevada (snowy mountain range), Cascade Range, Coast ranges
groundwater
water beneath the Earth's surface
fertile land
rich land
relief
differences in elevation
The Appalachians
cover much of the eastern part of the United States, from northern Alabama to southeastern Canada
dam
a wall built across a river to hold back water; it protects against flooding
downstream
toward the river's mouth
levee
a high wallmade of earth that is built along the banks of a river to control flooding
erosion
the wearing away of the Earth's surface
upstream
toward the river's source
precipitation
water, as rain, sleet, or snow that falls to te Earth's surface
canyon
a deep, narrow valley with steep sides
axis
an imaginary line that runs through the Earth from the North Pole to the South Pole