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Plate Tectonics

Horizontales
Plates slip past each other
An idea intended to explain things
A process by which the ocean floor sinks beneath ocean
People who study about the earth
Converge
The outer layer of earth
A layer of hot, solid material between earth's crust and core
Continent
Supercontinent
Small submarine built to explore the ocean floor
Verticales
An island in the Arctic Ocean
Large landmass
A trace of an ancient organism
Marie Tharp
A broken piece separated by craks
Device that uses sound waves to measure the distance to an object
German scientist
A deep valley formed from pieces of earth's crust
Point or line separate one from another
A break in earth's crust along which rocks move