Weathering
What is Weathering?
The breakdown of rock
What is Erosion?
The movement of Sediment
What is Deposition?
The Dropping of Sediment or The geological process which material is added to a land form.
Name 1 thing Earthquakes can cause?
Tsunamis
After Shock
Landslides
What does a seismograph measure?
Seismic Waves
How is a rock broken down by water/ice?
Water gets in the rock and freezes pushing the rock apart.
A sea arch is a destructive force caused by what 2 things?
Erosion and Wind
What is the most typical ex. of Deposition?
Frost
BOTH wind and earthquake power are _____ and ______ forces.
constructive and destructive
What is a delta?
an area of low, flat land shaped like a triangle, where a river splits and spreads out into several branches before entering the sea.
True or False
Overtime weathering of a river can change the shape of it.
False
Moving air on a sand dune is a example of erosion by what?
Wind
What are 4 things that cause Deposition?
Wind,Water,Ice,Gravity
How do Earthquakes occur?
When 2 tectonic plates meet.
What does planting more vegetation help with.
Helps with soil erosion.
Do rocks expand at night?
Yes they do.
Gravity
When does Deposition occur?
When the sea loses energy.
What is a fault?
Where 2 tectonic plates meet.
What creates valleys?
Glaicers
The crust of the earth is the _____.
outer layer
Erosion and what form most valleys?
Glaicers
What is the main source of erosion?
Water
Earthquakes can cause fault ____.
scarps
Fill in 1 of these correctly.
___= Water
___= Absorb Energy
___= Weathered Debris Held in place
___= Withstanding High-Speed Impact
Flood= Water
Earthquakes= Absorb Energy
landslide= Weathered Debris Held in place
Hurricane= Withstanding High-Speed Impact