Earth Science- Crossword Puzzle

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Across
  1. 5. The available information indicating whether a belief is right or wrong.
  2. 7. A numerical expression of the amount of energy released by an earthquake. Determined by recording instruments such as the seismograph.
  3. 8. The solid part of the earth consisting of the crust and outer mantle.
  4. 11. Power generated by using the heat energy of the earth.
  5. 14. The location of a place east or west.
  6. 15. An enthusiast of the study of geology.
  7. 16. When two plates collide and push earth upward. Creating mountains and volcanoes.
  8. 18. The zone of the earth below the crust and above the core.
  9. 19. The term in which new sea floor is created at oceanic ridges and slowly spreads outwards.
  10. 22. A mountain which has a vent of which lava, rock fragments, hot vapour and gas are released. Create destruction when they erupt.
  11. 27. The outer part of the earth’s contents, consisting of the crust and upper mantle.
  12. 28. A sudden violent shaking of the ground caused by a collision of tectonic plates.
  13. 29. Solid, outer layer of the earth.
  14. 31. The upper layer of the earth’s mantle, in which convection is thought to occur.
  15. 33. Matter which falls under a sudden movement of the Earth.
  16. 36. The inner most part of the earth’s core.
  17. 37. Solid, outer layers of the earth, including the continents.
  18. 38. The height of a point or object in relation to sea level.
  19. 39. Degree of compactness of a substance.
  20. 40. Volcanic regions which have a large history of active volcanoes. Thought to have an undying stream of magma available from the mantle.
Down
  1. 1. The landmass which existed when all of the continents were joined over 200 million years ago.
  2. 2. The envelope of gasses surrounding the earth.
  3. 3. The outer most part of the earth’s core.
  4. 4. All water on Earth’s surface such as lakes, seas and water in the atmosphere.
  5. 6. Two plates are colliding with each other. It can either be Destructive (subduction) or Constructive.
  6. 9. Rock which is found on either side of an oceanic ridge showing different ages and stronger magnetic fields.
  7. 10. Scientific name for volcanic rock.
  8. 12. The theory that the continents gradually move across the Earth’s surface.
  9. 13. A great sea wave created by a submarine earthquake, volcanic eruption or large landslide.
  10. 17. The force which causes the earth’s crust to shift. Process: Heat rises up and once cooled falls in a circular motion.
  11. 20. The remains or imprint of a prehistoric plant or animal which has been preserved in rock.
  12. 21. A substance thought to be located in the earth’s inner core.
  13. 23. The theory that the earth’s crust is broken into plates which move, shifting continents.
  14. 24. When two continents collide and the denser one goes underneath the less denser crust.
  15. 25. The location of a place north or south.
  16. 26. A change in the earth’s magnetic field of which the magnetic north and magnetic south are interchanged.
  17. 30. The earth’s crust where it lies beneath oceans.
  18. 32. Theory of how the universe becomes existent.
  19. 34. The regions of the surface of the earth occupied by living organisms.
  20. 35. Two plates moving apart. When the two plates move apart a rift is formed.