Plate tectonic theory and the causes of earthquakes and volcanoes Flashcards
1
Q
What are Tectonic plates
A
The division of the earth’s crust
2
Q
What are Convection currents
A
Movement with the earth’s mantle that drives tectonic plates to move
3
Q
What are Mantle
A
The largest and semi molten part of the earth’s structure
4
Q
What are Crust
A
The outer most part of the earth’s structure
5
Q
What are Core
A
The inner most part of the earth’s structure
6
Q
What are Continental Drift
A
The gradual movement of the continents across the earth’s surface through geological time
7
Q
What are Plate boundaries/margins
A
The place where two or more tectonic plates meet
8
Q
What’s an earthquake
A
Earthquakes are vibrations at plate boundaries and major fault lines
9
Q
What are the 3 types of movement
A
Constructive, Destructive & Conservative
