Earth's Dynamic Surface
Coastlines Computer Lab Exercise

Provided by Tasa Graphic Arts, Inc.

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  1. What is a sea stack?

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  2. Where in the US are rocky shores located?

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  3. Where in the US are sandy shores located?

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  4. Where in the US are both shores located?

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Next, go in numerical order on frame 199:
  1. What’s a barrier island?

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  2. Which process is most influential in shaping these?

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  3. What stabilizes the dunes?

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  4. Which process is most influential in shaping these?

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  5. What is a spit?

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  6. Which process is most influential in shaping these?

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  7. Seasonally, how do sand bars move?

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  8. Which process is most influential in shaping these?

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  9. What is an inlet?

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  10. (Thinker) What ripple mark shapes would you expect to find?    Uni-directional or Bi-directional?    Why?

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  11. Which process is most influential in shaping these?

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  12. What is the difference between a flood-tide and an ebb-tide delta?

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  13. Which process is most influential in shaping ebb-tide deltas?

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  14. Describe a tidal flat.

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  15. Which process is most influential in shaping these?

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  16. What is a back barrier?

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  17. What is unique about water in these areas?

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  18. Which process is most influential in shaping these?

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  19. What is a cusp?

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  20. Which process is most influential in shaping these?

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  21. What is the difference between orthogonal and oblique wave sets?

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  22. What forms during orthogonal?

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  23. Oblique does what to sediments?

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Move swimmer to answer on frame 203.
  1. Clockwise and counterclockwise rotational features by beach form what in the water?

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  2. From tips of cusps, out to sea is termed?

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  3. On a cusped beach, what is the term for the region safe to swim?

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  4. Longshore current does what to sediments?

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  5. Which diurnal tides are most extreme?

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  6. Why unequal?

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  7. What is a spring tide?

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  8. What is a neap tide?

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  9. Which produces greater tides (and erosion)?

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  10. Storm surge breaching a barrier island forms what?

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  11. What’s a nor’easter?

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  12. Type of sediments on Oregon coastal beaches?

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  13. One cause for steep cliff coastlines?

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  14. What’s a tsunami?

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Do quiz.