Large pieces of Earth’s lithosphere that fit together like a jigsaw puzzle.

Two tectonic plates push toward each other.

Two tectonic plates move away from each other.

Two tectonic plates slide past each other horizontally

The theory that explains how large pieces of Earth’s outermost layer move and change shape.

A process that occurs when one tectonic plate moves under another plate and sinks into the Earth’s mantle

A long, underwater mountain range that forms where two tectonic plates are moving apart

A very deep area in the ocean floor where one tectonic plate is being pushed down into the mantle beneath another plate

A giant supercontinent where almost all of Earth’s land was joining together.

A German scientist who in the early 1900s proposed the idea that the continents on Earth are slowly moving.

The theory the Earth’s continents slowly move, or “drift”, across the planets surface over millions of years

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Earth's Plates

Question	Answer
Tectonic Plates	Large pieces of Earth’s lithosphere that fit together like a jigsaw puzzle.
Convergent	Two tectonic plates push toward each other.
Divergent	Two tectonic plates move away from each other.
Transform	Two tectonic plates slide past each other horizontally
Plate Tectonics	The theory that explains how large pieces of Earth’s outermost layer move and change shape.
Subduction	A process that occurs when one tectonic plate moves under another plate and sinks into the Earth’s mantle
Mid-Ocean Ridge	A long, underwater mountain range that forms where two tectonic plates are moving apart
Deep Ocean Trench	A very deep area in the ocean floor where one tectonic plate is being pushed down into the mantle beneath another plate
Pangea	A giant supercontinent where almost all of Earth’s land was joining together.
Alfred Wegner	A German scientist who in the early 1900s proposed the idea that the continents on Earth are slowly moving.
Continental Drift	The theory the Earth’s continents slowly move, or “drift”, across the planets surface over millions of years

Created by: breannakruid

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