Hazards and Structure of the Earth Flashcards
Do volcanoes and earthquakes occur at all plate margins?
Click to View the Answer
Click to View the Question
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?
What is the name of the upper portion of the mantle?
Click to View the Answer
Click to View the Question
The asthenosphere
What is the name of the upper portion of the mantle?
Give one reason why the incidence of natural hazards is increasing.
Click to View the Answer
Click to View the Question
Reasons include:
- Climate change
- Deforestation
- Urbanisation
- Population increase
Give one reason why the incidence of natural hazards is increasing.
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?
Where in the world are the majority of the Earth’s volcanoes and earthquakes found?
Click to View the Answer
Click to View the Question
The majority of the Earth’s volcanoes and earthquakes occur around the Pacific Ring of Fire.
Where in the world are the majority of the Earth’s volcanoes and earthquakes found?
