What is a major contributor to coastal erosion jeopardizing human property?
a. The diverting and damming of rivers
b. The dredging of bays
c. The building of breakwaters
d. The creation of jetties
ANS: A
The diverting and damming of rivers cut the supply for new sediments to reach beaches. This in
addition to the building of harbors and property development has increased coastal erosion.
Information can be found in the section Humans Interfere in Coastal Processes.
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A cultural hearth is a region from which technologies, ideologies, and material goods diffused over time to surrounding regions. An example of a very early cultural hearth is
A. Amazonian South America. B. Mesopotamia. C. coastal Australia. D. Easter Island.
This is the cause of most thunderstorms:
A) convergent lifting. B) frontal lifting. C) orographic lifting. D) localized convective lifting.
Meandering streams have semi-circular cross-sections along most of their length. Indicate whether the statement is true or false
The Europeans-mainly the Spanish, French, and British-left a strong imprint on their North American colonies.
a. true b. false