Plate Margins Flashcards
Give 2 characteristics of continental crust.
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- Less dense than oceanic crust
- Thicker than oceanic crust
- Lighter than oceanic crust
- Forms the Earth’s continents
- Older than oceanic crust
Give 2 characteristics of continental crust.
How can natural hazards be classified?
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- Tectonic hazards
- Atmospheric hazards
- Geomorphological hazards
- Biological hazards
How can natural hazards be classified?
What are the characteristics of the outer core?
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The layer surrounding the inner core. A liquid layer of iron and nickel.
What are the characteristics of the outer core?
Give one reason why the incidence of natural hazards is increasing.
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Reasons include:
- Climate change
- Deforestation
- Urbanisation
- Population increase
Give one reason why the incidence of natural hazards is increasing.
Do volcanoes and earthquakes occur at all plate margins?
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Volcanoes and earthquakes occur at all plate boundaries except at a conservative margin where only earthquakes happen.
Do volcanoes and earthquakes occur at all plate margins?
