Plate Tectonics Crossword

The thin and solid outermost layer of the Earth above the mantle
The layer of rock between the Earth's crust and core
The central part of the Earth below the mantle
The outermost, rigid layer of the Earth
The plastic layer of mantle on which pieces of lithosphere move
Beneath the asthenosphere is the strong, lower part of the mantle called the _____.
A block of asthenosphere that move around on top of the asthenosphere
Vibrations produced by earthquakes
The hypothesis that states that the continents once formed a single landmass, broke up, and drifted to their present locations
Greek word meaning "all earth"
Under water mountain chains
The process by which new oceanic lithosphere forms as magma rises toward the surface and solidifies
When Earth's poles change places
A substance composed of two or more elements
The liquid layer of the Earth's core that lies beneath the mantle and surrounds the inner core
The solid, dense center of the Earth, which is about 6,380 km beneath the surface