Tectonic Plates Crossword

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A supercontinent from millions of years ago: pangaea
He proposed the theory of continental drift.: Alfred Wegener
When one plate goes under another.: Subduction
When two plates slide past eachother.: Transform
When to plates come together.: Convegent
When two plates go away from eachother.: Divergent
A deep _______ is formed when one plate subducts under another.: Trench
When to continental plates collide they form what?: mountains
Transform boundarys may cause _________.: earthquakes
Tectonic plates may only move 2-3 __________ a year.: centimeters
Divergent plate boundaries start in the middle of a single __________ plate.: continental
There are ______ types of convergent boundaries based on the types of plates colliding: Three
When two plates diverge the ocean floor will be created where?: Mid-oceanic ridge
What is formed when a continental plate nd oceanic plate converge?: Volcanic arc
A scientific theory that describes the large-scale motion of Earth's lithosphere.: Plate tectonics
An area in the Earth's mantle where a column of hot magma rises up to melt through the crust, resulting in volcanic activity.: Hot spot
pieces of Earth's crust and uppermost mantle, together referred to as the lithosphere.: Tectonic plates
pieces of Earth's crust and uppermost mantle, together referred to as the lithosphere.: Tectonic plate
What layer are the plates made up of?: Lithosphere
How many type of plate boundries is there?: three