Unit 4 Vocabulary Test (ES)

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Across
  1. 2. Solid, dense ball of iron and nickel at the center of the planet.
  2. 5. Solid part of Earth, from its core to its features atop the Crust.
  3. 7. Liquid or molten rock found inside the mantle.
  4. 9. A sudden and violent shaking of the ground as a result of movements.
  5. 10. A crack on the Crust, usually resulting in lava flow.
  6. 12. Two plates moving into each other, often causing the plates to lift.
  7. 14. An opening in the Earth’s Crust through which lava flows out.
  8. 17. Two plates moving away from each other, allowing magma to flow out.
  9. 18. A type of volcano that gently “flows” lava down its sides.
  10. 19. Liquid and molten rock found flowing on top of the Crust.
  11. 20. These are much bigger in scale and tend to have the most violent eruptions.
  12. 21. A massive, destructive wave that is caused by underwater shakes.
Down
  1. 1. “Ring” around the Pacific Ocean that outlines where the Earth is active.
  2. 3. Cone-shaped volcanoes, being the most common type of volcano on Earth.
  3. 4. A theory explaining the structure and phenomena of the Crust.
  4. 6. To do with Earthquakes.
  5. 8. The area around a magnet in which the effect of magnetism is felt.
  6. 11. Two plates rubbing against each other moving in opposite directions.
  7. 13. A way of expressing the magnitude of an earthquake, ranging from 1 to 10.
  8. 15. Liquid layer of Earth that is made mostly of iron and nickel.
  9. 16. The layer of semifluid rock and metal between the Crust and the Core.
  10. 20. The outermost (and thinnest) layer of the Earth; where we all live.