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