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100
What is a land form?
A natural land shape or feature
100
What is topography?
All types of land forms in an area.
100
What is a sand dune?
A hill of sand shaped and made by wind.
100
What is a fault?
a crack/break in earth’s crust
100
What is the mantle?
is Earth’s layer that contains soft areas on which plates float
200
Explain the process that most likely formed the Grand Canyon.
Water erosion
200
How is a mountain formed?
By plate movement.
200
Name the causes of weathering.
Waves crashing into a cliff, water freezing inside rocks, plants growing in a crack of a rock
200
What is a volcano?
- a mountain made of lava, ash, steam or eruption
200
What does plate movement do?
causes both earthquakes and volcanic eruptions
300
A delta is most likely found where?
The mouth of a river
300
Explain what the weathering process would do to rocks being carried down the river.
The rocks would become smoother the further they went down a river due to the rapid water
300
What is an earthquake?
– movement of the plates caused by a sudden release of energy in the crust
300
What is magma?
molten rock under earth’s crust
300
How are chains of volcanoes formed?
plates move over a hot spot
400
A bowl of jello would be a good way to make a model for an earthquake because plates in the lithosphere
float on soft, melted rocks
400
A volcano erupts
under pressure
400
What is a jetty?
a wall like structure that traps sand and rocks
400
What protects the beach by preventing the current from carrying away sand?
A jetty, beach restoration, sand dune
400
Who would use GPS technology to measure the movement of faults during an earthquake?
A seismologist.