Past sea surface temperatures can be determined from fossils found in deep ocean sediments
a. True
b. False
True
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Answer the following statement(s) true (T) or false (F)
1. The addition of Spain and Portugal to the EU increased Northern Africa's exports to that region 2. The water resources of the Nile Valley are finite. 3. The most important civil conflict in Sudan is between Muslims in the North and Jews in the South. 4. In the future, water may surpass oil as the critical resources in Southwestern Asia. 5. Most of Saudi Arabia's 7.5 million foreign visitors are tourists.
The overall strength of a circulation system is determined by:
A) friction between the ground and the air. B) no one factor is more important than the others. C) air temperature. D) the latitude. E) its pressure gradient.
Which of the following is another name for hydrogenation?
A) hydrolysis B) hydration C) reduction D) oxidation
The most effective form of wave erosion is _____
a. deflation b. hydraulic action c. abrasion d. corrosion e. salt wedging