Unit 4B Vocabulary

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Across
  1. 5. - height above sea level.
  2. 8. - under sea mountain range that forms where two parts of earth’s crust are pushing apart.
  3. 10. - mountains formed by the bending of rocks.
  4. 11. - formed where two sections of earth’s crust are colliding.
  5. 13. - on a map, a line that connects points of equal elevation above sea level.
Down
  1. 1. - a boundary between two lithospheric plates are sliding past each other.
  2. 2. - outermost layer of earth’s surface, which is rocky and solid; includes the crust and the rigid part of the upper mantle.
  3. 3. - rocky material that makes up the continents; it is less dense and contains a greater amount of lighter colored minerals than oceanic crust.
  4. 4. - mountains formed when rocks move along faults, leaving blocks of crust at different elevations.
  5. 6. - portion of earth’s crust that lies beneath the oceans; it is thinner than continental crust.
  6. 7. - form where lithospheric plates are moving away from each other.
  7. 9. - map that shows the shape and elevation of the land surface using contour lines, and shows other land features using symbols.
  8. 12. - the process in which one lithospheric plate slides under another; occurs at converging plate boundaries.