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Continental Drift and Plate Tectonics

Name: _____________________________
Across
Boundary where two tectonic plates slide horizontally past one another.
Age of oceanic crust near mid-ocean ridge.
Process that forms mountains.
Process where one tectonic plate is pushed beneath another.
Crustal feature created on the continental plate when it converges with an ocean plate.
The process when two tectonic plates move horizontally past one another.
Person who proposed Continental Drift Theory.
The mechanism that drives plate tectonics.
Process where weakened parts of the Earth's plates begin to sink.
Person who discovered sea-floor spreading, which supported the Continental Drift Theory.
Crustal feature formed where two ocean plates separate.
Boundary where two tectonic plates collide.
Crustal feature formed where two ocean plates collide.
Down
Crustal feature that is formed as a result of two continental plates colliding.
Age of continental crust.
Large crack created at a tectonic plate boundary.
The process when two ocean plates separate.
The upper level of the mantle just below the Earth's crust.
The Earth's crust makes up a part of this layer.
Crustal feature where two ocean plates come together.
Crustal feature that is formed when two continental plates separate.
Boundary where two plates separate.
Large super-continent proposed in the Continental Drift Theory.