Author Question: What statement is true of the surface area of oceanic ridges and their associated features? a. They ... (Read 101 times)

KWilfred

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What statement is true of the surface area of oceanic ridges and their associated features?
  a. They consist of slightly less area than that of all the land above sea level.
  b. They consist of more area than that of all land above sea level.
  c. These are almost always located in the mid-ocean.
  d. These areas are largely covered by sediments



Question 2

A continental margin facing a spreading ridge is considered ____ and ____.
  a. a passive margin; converging
  b. a passive margin; diverging
  c. an active margin; diverging
  d. an active margin; converging




brittrenee

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Answer to Question 1

ANS: A
There is 29 of land above sea level. The surface area of oceanic ridges and their features consist of
22 of solid area. Information can be found in the section The Topography of Deep-Ocean Basins
Differs from That of the Continental Margins.



Answer to Question 2

ANS: B
These types of continental margins are considered passive because there is relatively little earthquake
and volcanic activity, especially in comparison to converging plate boundaries. Areas of ridges are
diverging because they are moving away from one another. Information can be found in the section
Continental Margins May Be Active or Passive.




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