Unit 4 Vocab Review

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Across
  1. 4. The thin and solid outermost layer of the Earth above the mantle
  2. 6. The layer of hot, solid material between Earth's crust and core.
  3. 7. A dense sphere of solid iron and nickel at the center of Earth
  4. 9. A description of surface features of land.
  5. 11. A substance that releases high energy as it breaks down
  6. 13. The makeup of something (often referring to chemical elements within object)
  7. 16. the difference in elevation between the highest and lowest parts of an area
  8. 17. naturally occurring background radiation from outer space
Down
  1. 1. Region of space affected by Earth's magnetic field.
  2. 2. The area of magnetic force around a magnet
  3. 3. A layer of molten iron and nickel that surrounds the inner core of Earth
  4. 5. A rigid layer made up of the uppermost part of the mantle and the crust.
  5. 8. The movement of matter due to differences in density
  6. 10. Energy coming from the sun in charged particles
  7. 12. The soft layer of the mantle on which the lithosphere floats.
  8. 14. The height of land above sea level
  9. 15. The central part of the earth below the mantle
  10. 18. How compact the mass of an object is