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Shaping earth's surface - Coggle Diagram
Shaping earth's surface
Weathering
broken down of rock
Physical weathering (物理變化)
only change in shape
Cause by
temperature
pushing/ pulling
Gravity
Winds
Water
Chemical weathering (化學變化)
change in chemical makeup
Statue's color changed
Acid rain wash away stone
Acid rain=Gas from factory+rain
Iron rust
Ground water form a cave
Deposition
dropped off eroded rock
erosion and deposition can shape earth's surface
running water
meanders
waves
sandbar
headland
land with water on three sides
wind
sand
Erosion
erosion= rock moved
gravity
mudslide
landslide
plant roots can help hold soil
glaciers
slowly flowing ice
carry weathered rocks when move
Shorelines
Running water
flood
floodplain
place where easily flood
Waves
barrier lsland
Wind
dune