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Fast Land Changes - Coggle Diagram
Fast Land Changes
Volcano
opening in the Earth's crust
melted rock, ash, gas
magma
molten rock
erupts through crust
lava
spit out lava/ash/gas
cooled lava -> rock
form hills, islands
Hawaii
mostly not active
some never erupt
underwater
cause tsunamis
big waves in the sea
break on a coast
cause floods and damage land
bring rich soil
good for growing crops
Earthquake
The earth
three layers
core
in the center
mantle
in the middle
crust
outermost layer
where we live
tectonic plates
push against each other slowly
slip and cause earthquake
land shakes
ground breaks down
damage roads and buildings
landslides
large pieces of land
break off and slide down
happen every day
most: pretty small
can't feel
many happen deep in the ocean
Flood
water flows in usually dry areas