Across
- 2. totality of life on earth and the place where living organisms can be found
- 5. well tested and widely accepted view that explains certain observable facts.
- 6. the water portion of our planet. It is a traditional subdivision of earths physical environment.
- 8. A large continuous area of land that includes the adjacent continental shelf and islands that are structurally connected to the mainland.
- 9. The solid earth and the largest of Earths four major spheres.
- 12. An elongated depression in the sea floor produced by oceanic bending.
- 13. Earth is viewed as a part of interacting parts and processes including the geosphere, biosphere, atmosphere, and the hydrosphere.
- 14. portion of the sea floor that lies between the continental margin and the oceanic ridge system.
- 16. the theory that the sun and planets formed from the same cloud of gas and dust in interstellar space.
- 17. the gently sloping surface at the base of continental slopes
- 19. the gently sloping submerged portion of the continental margin.
- 20. The part of the Continental crust that attained stability . It has a shield a stable platform.
- 21. A rise on the ocean floor where new oceanic crust is created
- 22. the water portion of the planet and it is one of the traditional subdivisions of earths physical environment.
- 25. A deep submarine region that lies beyond the continental margin.
- 27. the very thin outermost layer on earth
- 28. A large expanse of ancient metamorphic rock within the stable continental interior.
- 30. The part of a craton that is mantelled by relatively under formed sedimentary rocks .
- 32. study of earth
- 33. the 1800 mile thick layer of earth located below the crust
- 34. A very level area of the deep ocean floor
- 35. the gaseous portion of a planet and the planters envelope of air. It is one if the traditional subdivisions of earths physical environment. It is one of the traditional subdivisions of earths physical environment.
- 36. method by which someone raises questions, gathers data and formulates and test scientific hypothesis.
- 37. The rigid outer layer of earth.
Down
- 1. a subdivision of the mantle situated below the lithosphere
- 3. innermost layer of earth located between the mantle
- 4. Portion of the sea floor adjacent to the continents
- 7. a tentative explanation that is tested to determine if its valid.
- 10. A interdisciplinary study that seeks to examine Earth as a system composed of numerous interacting parts.
- 11. all sciences together that seek to understand Earth
- 15. any size group of interacting parts that form a complex whole.
- 18. An isolated volcanic peak thta rises 3000 feet above the deep ocean floor.
- 23. a dynamic system of interacting parts and processes including the geosphere, hydrosphere, biosphere, and atmosphere.
- 24. the deep gradient that leads to the deep ocean floor and marks the seaward edge of continental shelf.
- 26. : 70 percent of the earths surface is covered by oceans. This is the scientific study of oceans.
- 29. The span of time since the formation of the earth about 4.6 billion years ago.
- 31. A rough area of geographically connected mountains ranges developed as the result of plate tectonics.