Plate tectonics and Geosphere crossword
Across
- 5. long, narrow depressions on the seafloor that form at the boundary of tectonic plates
- 9. natural circulation patterns of fluids. Warmer, less dense fluid rises while colder, denser fluid sinks, creating circular motions or loops.
- 10. the upper layer of the Earth's mantle, beneath the lithosphere, which is composed of solid rock.
- 11. the upper part of the mantle
- 12. occurs when two tectonic plates move away from each other
- 15. Earthquakes, Tsunamis, volcanoes
- 19. a geological process that occurs when one plate is forced beneath another plate
- 20. hot, narrow columns of rising material originating from deep within the Earth's mantle
Down
- 1. the layer just outside the inner core, consisting primarily of molten iron and nickel mixed with small amounts of other elements.
- 2. A________is a geological feature formed when magma from within the Earth erupts onto the surface
- 3. Where plates meet
- 4. A____ is a crack in earth's crust
- 6. the very center of our planet, composed mainly of hot and dense iron and nickel.
- 7. When oceanic crust collides with a continent, an ___________ convergent boundary forms
- 8. where two tectonic plates collide with one another
- 13. when the ground shakes or moves due to the shifting of tectonic plates under the Earth's surface
- 14. where two tectonic plates slide horizontally past each other
- 16. _______ is the Outermost layer of the earth
- 17. __________ is the rigid outer part of the earth, consisting of the crust and upper mantle.
- 18. when somthing is pushed or crushed together