Why are shorelines of submergence so common today?
What will be an ideal response?
Answer: We have emerged from the latest phase of the Pleistocene (Ice Age) in the last few thousand years. The net effect of this change has been a rise in sea level as the continental ice sheets melted. Thus, most shorelines have submerged because they are not tectonically active enough to emerge.
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Which of the following is not something we can learn by determining isotopic ages?
A) The age of a volcanic eruption B) The age when a rock is uplifted toward the surface C) The age of material from which clasts in a sedimentary rock were derived D) The cooling history by using different types of isotopic ages E) We can determine all of these.
During the Paleozoic, cratons were covered with large bodies of water called ____________________
Fill in the blank(s) with correct word
Examining your flight plans for a trip from Atlanta, Georgia, to Seattle, Washington, and back, you notice that the total time in the air for the flight to Seattle is much longer than the flight back to Atlanta
Then it occurs to you that this is probably because of the impact of A) the jet stream. B) several weather fronts along the way. C) the mixing of the troposphere and stratosphere. D) changes in time zones as you fly between the east and the west.
Which of the following is TRUE about China?
A) It has no large cities. B) Great poverty remains in the interior. C) Economic growth has been stagnant since World War II. D) It has always been a capitalist country. E) It receives virtually no foreign investment.