Unit 3 Key Terms

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Across
  1. 2. opening in the earth's crust through which lava, volcanic ash, and gases escape
  2. 8. the area of the crust that includes ocean basins
  3. 11. energy produced through nuclear fission
  4. 12. layer of earth's surface made of organisms
  5. 13. two plates that are colliding
  6. 14. two plates that are sliding past each other
  7. 15. large, single landmass that broke apart
  8. 18. sudden shaking of the ground caused by the passage of seismic waves through Earth's rocks
  9. 19. Materials from the Earth
  10. 20. the crust and the very top of the mantle
Down
  1. 1. Hot magma in the Earth moves toward the surface, cools, then sinks again
  2. 3. area of the crust that includes continents
  3. 4. two plates that are moving apart or rifting
  4. 5. beneath the lithosphere/flow like soft plastic
  5. 6. Fuels from decomposing plants and animals
  6. 7. earth materials worn away/moved by natural forces
  7. 9. Natural resource that cannot be replenished
  8. 10. Clean energy source with continuous supply
  9. 16. harnessing the energy from the Sun’s rays
  10. 17. energy produced flowing water