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