Tectonic Hazards Flashcards
(10 cards)
What are some earthquakes caused by other than tectonic movement
Underground mining or oil extraction
What are the two types of crust
Thin oceanic crust and less dense, thick continental crust
What happens at a constructive plate margin
The plates move apart
What happens at a destructive margin
When they move towards each other and the denser oceanic plate may sinks
What happens in conservative
Friction and rub against the ach other
Good example of a hot spot
Hawaain islands
When do volcanoes form
Constructive and destructive when magma is able to break through the surface
Why do people choose to live near volcanoes or earthquakes
They don’t happen very often and aren’t seen as a great risk
People in poverty have other things to think about
Some people may not be aware
Volcanoes can bring benefits such as fertile soils and rocks for bulking
What is monitoring
Using scientific equipment to detect warning signs of event such as volcanoes
What is prediction
Using historical evidence and minority scientists can make predicts when and where a tectonic hazard will happen