Earth's Structure - Chapter 1 - Introducing Earth - Extra Credit Crossword

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Across
  1. 2. A usually light-colored igneous rock that is found in continental crust.
  2. 6. The relatively thin layer of gases that form Earth’s outermost layer.
  3. 11. The transfer of heat from one particle of matter to another.
  4. 14. The densest parts of Earth that include the crust, mantle, and core.
  5. 15. The force pushing on a surface divided by the area of that surface.
  6. 16. A rigid layer made up of the uppermost part of the mantle and the crust.
  7. 17. Any natural process that tears down or wears away Earth’s surface.
  8. 19. A group of parts that work together as a whole.
  9. 21. The soft layer of the mantle on which the lithosphere floats.
  10. 23. Any natural process that builds up Earth’s surface.
Down
  1. 1. The transfer of energy by electromagnetic waves.
  2. 3. A dense sphere of solid iron and nickel at the center of Earth.
  3. 4. A layer of molten iron and nickel that surrounds the inner core of Earth.
  4. 5. Vibrations that travel through Earth carrying the energy released during an earthquake.
  5. 7. The portion of Earth that consists of water in any of its forms, including oceans, glaciers, rivers, lakes, groundwater and water vapor.
  6. 8. The transfer of heat by the movement of a fluid.
  7. 9. The ratio of the mass of a substance to its volume (mass divided by volume).
  8. 10. A dark, dense, igneous rock with a fine texture, found in oceanic crust.
  9. 12. The movement of a fluid, caused by differences in temperature, that transfers heat from one part of the fluid to another.
  10. 13. The ability to do work or cause change.
  11. 18. The parts of Earth that contain living organisms.
  12. 20. The layer of hot, solid material between Earth’s crust and core.
  13. 22. The layer of rock that forms Earth’s outer surface.