Tectonic Plates Flashcards
What drives the movement of tectonic plates
Convection currents
What are three plate boundaries
Spreading
Collision
Parallel
What are three sub-types of CONVERGENT plate boundaries
Ocean vs. ocean
Ocean vs. continental
Continental vs. continental
What is an example of an island arc
Japan
Volcanoes on a land mass occur from what plate boundary
Ocean vs. continental
What plate boundary formed the Himalayas
Continental vs. continental
What is the San Andreas fault line from
Transform boundary
What are hot spots?
A place where magma can break through and then cools and creates islands
What are tectonic plates made of
Lithosphere
What do the plates float on
Asthenosphere
Why does asthenosphere move
Convection currents
How far do the plates move every year
2-10cm
What is converging
Colliding
What is diverging
SEPARATION
What is transform
Sliding past
What are the MAJOR plates
African North American South American Indo-Australia Antarctic Eurasia Pacific
Describe the landform made with ocean ocean
Underwater volcanoes/island arc
What landform is made with continent continent
Mountains
What landform is made with ocean continent
Land volcanoes
