Flashcards in The Earths Plates And The Mid Ocean Range Deck (11):
Name the main plates.
Pacific Plate, North American Plate, South American Plate, African Plate, Eurasian Plate, Antarctic Plate, Nazca Plate and Indo-Australian Plate
What was Pangaea?
The name given to the earth before it broke up into continents
What is the theory of 'Continental Drift'?
The plates separated.
Convection currents within the mantle cause the plates to move.
Name three plate boundaries. (Both words)
What happens at Divergent/Constructive plate boundaries?
Two plates separate
What happens at Convergent/Destructive plate boundaries?
Two plates collide
What happens at Passive/Transform plate boundaries?
Plates slide/push past each other
What happens when Divergent/Constructive plates separate?
Magma rises to fill the gap. Volcanoes and Mid Ocean Ranges are formed.
What happens when Convergent/Destructive plates collide?
Volcanoes and fold mountains are formed
What happens when Passive/Transform slide/push past each other?