Plate Tectonic Crossword Puzzle

Name of supercontinent
Who created the hypothesis of continental drift?
Who discovered sea floor spreading?
Movement of a fluid caused by differences in density and temperature
Switch in the direction of Earth's magnetic field
When the oceanic crust sinks beneath a deep ocean trench and back into the mantle
When new oceanic lithosphere forms as magma, rises towards the surfaces and solidifies
Hypothesis that today's continents were once part of a single landmass
Pulling of a tectonic plate as it's edge subducts into the mantle
Gravity moves a plate downward and away from a ridge
States that Earth's lithosphere is broken into huge moving slabs of rock
Process where gravity pulls high density materials downward and pushes low density materials up
Earth's outermost compositional layer
Vibrations that travel through earth carrying energy released from an earthquake
Central part of Earth below the mantle
Breakdown of unstable materials into stable materials
Solid chunks of mantle rock that make it to Earth's surface during a volcanic eruption
Lower part of the mantle between the asthenosphere and the outer core
Layer of molten iron and nickel that surrounds the inner core
Rigid layer made up of the upper most part of the mantle and the crust