Hazards and Structure of the Earth Flashcards
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?
What is the area where two plates meet known as?
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A plate margin or boundary.
What is the area where two plates meet known as?
What is the lithosphere?
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The rigid layer formed by the crust and upper mantle.
What is the lithosphere?
What factors affect hazard risk?
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Factors include:
- An increase in the number of people vulnerable to the natural hazard (e.g. population growth & increased population density close to hazard-prone areas)
- An increase in the frequency and magnitude of the natural hazard
- A decrease in the number of people capable of coping with the natural hazard
What factors affect hazard risk?
What are the characteristics of the inner core?
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A solid mass of iron and nickel. The hottest part of the Earth. Temperatures up to 5,550°C.
What are the characteristics of the inner core?
