Hazards and Structure of the Earth Flashcards
What is the area where two plates meet known as?
Click to View the Answer
Click to View the Question
A plate margin or boundary.
What is the area where two plates meet known as?
What is the structure of the Earth?
Click to View the Answer
Click to View the Question
From the centre:
- Inner core
- Outer core
- Mantle
- Crust
What is the structure of the Earth?
Describe the global distribution of volcanoes and earthquakes
Click to View the Answer
Click to View the Question
Earthquakes are found along all types of plate margins. Volcanoes, however, only occur at constructive and destructive plate margins. Volcanoes are also found away from plate margins at volcanic hot spots such as Hawaii in the Pacific Ocean.
Describe the global distribution of volcanoes and earthquakes
Give 2 characteristics of oceanic crust.
Click to View the Answer
Click to View the Question
- More dense than continental crust
- Heavier than continental crust
- Younger than continental crust
- Thinner than continental crust.
Give 2 characteristics of oceanic crust.
What are the characteristics of the outer core?
Click to View the Answer
Click to View the Question
The layer surrounding the inner core. A liquid layer of iron and nickel.
What are the characteristics of the outer core?
