PLATE TECTONICS CROSSWORD PUZZLE
Across
- 3. an area of fracturing between rocks resulting from stress.
- 4. a visible exposure of bedrock or ancient superficial deposits on the surface of the Earth.
- 6. a geologic process in which tectonic plates—large slabs of Earth's lithosphere split apart from each other.
- 7. the outermost shell of a terrestrial planet.
- 8. It's made up of a liquid metal outer core that flows around a solid metal inner core.
- 9. occur along divergent plate boundaries, where new ocean floor is created as the Earth's tectonic plates spread apart.
- 11. a depression in the earth's crust.
- 12. the mostly solid bulk of Earth's interior.
- 15. THE MOVEMENT OR STUDY OF THE MOVEMENT OF EARTHS CRUST
- 16. where crust is neither produced nor destroyed as the plates slide horizontally past each other.
- 18. when an oceanic plate runs into a continental plate and slides beneath it.
- 19. occurs when two tectonic plates move away from each other.
- 20. molten rock in the earths crust.
Down
- 1. includes the brittle upper portion of the mantle and the crust, the outermost layers of Earth's structure.
- 2. bounderies between plates.
- 5. The plates have moved across Earth's surface for hundreds of millions of years.
- 10. long, narrow depressions on the seafloor.
- 13. an area of rock that has been bent by stress.
- 14. is a split between 2 plates that were once joined.
- 17. When forces are parallel but moving in opposite directions.