25-26 ESci Final Review

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Across
  1. 1. Earth's spinning motion on its axis
  2. 3. Preserved remains or traces of ancient organisms
  3. 5. Fracture in Earth's crust where movement has occurred
  4. 8. Plate boundary where plates move apart
  5. 12. Transfer of heat through the movement of material in the mantle
  6. 13. Naturally occurring inorganic solid with a definite chemical composition and crystal structure
  7. 18. Rigid outer layer consisting of the crust and upper mantle
  8. 22. Icy body that develops a tail when near the Sun
  9. 23. Distance light travels in one year
  10. 24. Process that glues sediments together into rock
  11. 26. Process that creates new ocean crust at mid-ocean ridges
  12. 29. Mineral that splits into thin flexible sheets
  13. 33. Most abundant mineral group in Earth's crust
  14. 35. Process in which sediments are dropped in a new location
  15. 37. Scientist who proposed the theory of continental drift
  16. 38. Plate boundary where plates slide past one another
  17. 39. Average distance between Earth and the Sun
  18. 41. Study of magnetic patterns preserved in ocean-floor rocks
  19. 43. Naturally occurring solid made of one or more minerals
  20. 46. Zone of frequent earthquakes and volcanoes around the Pacific Ocean
  21. 47. Sudden shaking caused by movement along faults
Down
  1. 2. Soft, plastic-like layer beneath the lithosphere
  2. 4. Fine-grained extrusive igneous rock common in ocean crust
  3. 6. Rocky object orbiting the Sun, usually between Mars and Jupiter
  4. 7. Lightweight igneous rock full of gas bubbles
  5. 9. Plate boundary where plates move toward each other
  6. 10. Process in which one tectonic plate sinks beneath another
  7. 11. Process that breaks rocks into smaller pieces
  8. 14. Movement of weathered material from one place to another
  9. 15. Earth's movement around the Sun
  10. 16. Common rock-forming mineral containing silicon and oxygen
  11. 17. Streak of light produced when a meteoroid enters Earth's atmosphere
  12. 19. Metamorphic rock formed from shale
  13. 20. Metamorphic rock formed from limestone
  14. 21. Rock formed from cooling magma or lava
  15. 22. Process that squeezes sediments together
  16. 25. Volcanic glass formed by rapid cooling
  17. 26. Rock formed from compacted sediments or chemical precipitation
  18. 27. Molten rock that reaches Earth's surface
  19. 28. Sedimentary rock often formed from marine organisms. Caves are commonly formed from this rock.
  20. 30. Banded metamorphic rock formed under intense heat and pressure
  21. 31. Plate ____________- Study of the movement and deformation of Earth's crust
  22. 32. Scientist who proposed sea-floor spreading
  23. 34. Rock changed by heat, pressure, or hot fluids
  24. 36. Deep depression formed where one plate subducts beneath another
  25. 40. Underwater mountain chain formed at divergent boundaries
  26. 42. Molten rock beneath Earth's surface
  27. 44. Coarse-grained intrusive igneous rock. What continents are made of.
  28. 45. Ancient supercontinent that existed about 250 million years ago