Topo Review

What letter represents a steep slope?

• A

• B

• D

• E

Answer explanation

Slope E's intervals are the closest together. The closer, the steeper.

Match the topographic map to the correct profile.

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Which hill is most likely to experience more erosion during a large rainstorm and why?

Answer explanation

B because is has a steeper incline (the closer the lines, the steeper).

Which area will experience greater erosion in the next 6 months?

• B because the sediment is held in place by the plants.

• A because there are no plants holding the sediment in place.

• Both will experience the same amount of erosion.

• Neither will experience any erosion because it's the desert and it never rains.

As Canyon Lake continues to dry up, what will happen to the Guadalupe River feature?

• The feature will widen.

• The feature will create a new river further down.

• The feature will narrow.

• The feature will lengthen.

The barrier island protects the inland tidal marsh from wave action. Barrier islands are not stable landforms. Why?

The ​ _______ of the tidal waves are constantly ​_______ the barrier islands and ​ the sand _______ elsewhere causing existing inlets to possibly become

shallower and narrower.

• weathering

  eroding

  deposits

• eroding

  weathering

  deposits

• deposits

  weathering

  erodes

• weathering

  deposits

  erodes

• eroding

  deposits

  weathering

Match the topographic map to its profile.

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Would you build a house on contour lines that are further apart or closer together?

• Contour lines have nothing to do with building a house.

• Closer together because it indicated that the topography is less steep.

• Further apart because it indicates that there is water near by.

• Further apart because it indicates that the topography is less steep.