5th grade Unit 3 earth science

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Across
  1. 2. the boundary between two tectonic plates moving AWAY from each other
  2. 3. measures the magnitude of an earthquake
  3. 5. the dropping of weathered rock by wind or moving water
  4. 8. a shaking of Earth’s surface that can cause land to rise and fall
  5. 11. scientist that studies volcanoes
  6. 13. the point on Earth’s surface directly above the source of an earthquake
  7. 14. is the molten rock that erupts from the volcano along with ash and hot gases
  8. 15. the thin outer layer of Earth
  9. 16. natural land shape or feature
  10. 17. the layer of Earth extending from Earth’s center to the bottom of the mantle (Metallic)
  11. 18. the process of rock breaking apart
  12. 19. the process of moving weathered rock from one place to another
  13. 20. the theory that Earth’s crust is divided into plates that are always moving
Down
  1. 1. very small pieces of rock
  2. 4. the boundary between two tectonic plates that are COLLIDING with each other
  3. 6. the strength of an earthquake
  4. 7. the liquid rock below Earth’s crust
  5. 9. thick layer of Earth beneath the crust
  6. 10. a place where hot gases, smoke, and melted rock come out of the ground onto Earth’s surface
  7. 12. the boundary between tectonic plates that are sliding past each other horizontally