Download - Landforms
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LandformsEarth science 4
Aug 08
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beach• a sandy shore where a body of water
meets the land
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beach• a sandy shore where a body of water
meets the land
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beach• a sandy shore where a body of water
meets the land
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beach
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beach
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dune
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dune • a ridge or hill of sand created by the
wind; found in deserts or near lakes and oceans
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dune • a ridge or hill of sand created by the wind;
found in deserts or near lakes and oceans
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dune • a ridge or hill of sand created by the wind;
found in deserts or near lakes and oceans
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coastline
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coastline
• shore; the border between land and a body of water
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coastline
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coastline
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coastline
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coastline from space
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shore
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shore • coastline; where a body of water meets
the land
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shore • where a body of water meets the land
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shore • It means the same as coastline
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delta
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delta
• A large area of deposition where a river flows into a lake or ocean
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delta
A delta is made of sediment (sand, mud)
that was carried downstream by the river.
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delta
a delta forms a new coastline further and further out into the ocean as it grows
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delta
Sediment flows into the ocean but settles to the bottom when the water stops moving.
The result is a delta.
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plain
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plain
• a very large, flat area of land
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plain
• a very large, flat area of land
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plain plain with mountains in the distance
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plain much of our country is flat plains
(shown in green)
Canada
USA
Mexico
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plateau• an elevated, mostly flat area of land that has been
uplifted by geologic forces
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plateau• an elevated, mostly flat area of land that has been
uplifted by geologic forces
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plateau• an elevated, mostly flat area of land that has been
uplifted by geologic forces
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canyon
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canyon
• a deep valley with steep sides
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canyon
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canyon
a deep
valley
with
steep
sides
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The Grand Canyonin Arizona
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valley
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valley• a long, low area of land surrounded by
higher land, usually with a river running through it
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valley• a long, low area of land surrounded by
higher land, usually with a river running through it
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valleya long, low area of
land surrounded
by higher land,
usually with a
river running
through it
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Pacoima is in the
San Fernando Valley
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volcano
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volcano
• a mountain of igneous rock formed by eruptions of lava and magma
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volcano
• a mountain of igneous rock formed by eruptions of lava and magma
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volcano
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This volcano is erupting
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crater
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crater• a bowl-shaped depression at the top of
some volcanoes
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crater• a bowl-shaped depression at the top of
some volcanoes
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cratera bowl-shaped depression at the top
of some
volcanoes
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caldera
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caldera• a very large volcanic crater;
• a depression caused by the explosion or collapse of a volcano
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Mt. Saint Helens before the 1980 eruption
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Mt. Saint Helens caldera after the eruption
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Caldera in a shield volcano
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floodplain
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floodplain
• a nearly flat area near a river that is often flooded
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floodplain
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floodplain
This town is on a floodplain.
Sometimes the river overflows its banks.
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meander
• a path, such as the course of a river, with many curves and turns
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meander
• a path, such as the course of a river, with many curves and turns
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Some rivers flow in a somewhat
straight path.
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But many
rivers
meander
like this
one does.
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outcropping
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outcropping• a place where bedrock is exposed
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outcropping• a place where bedrock is exposed
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outcropping• a place where bedrock is exposed
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We could dig here and find rock.
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But at an outcropping, you don’t have to dig.