What are the primary elements in Earth's continental crust?
A) oxygen, uranium, and thorium
B) oxygen, silicon, and uranium
C) oxygen, silicon, and aluminum
D) iron, aluminum, and carbon
C
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Deep-oceanic trenches are most abundant around the rim of the ________ ocean basin.
a. Atlantic b. Indian c. Arctic d. Pacific.
Effective environmental leaders believe that their actions ________
A) have no impact on the environment B) matter C) can do nothing because they are only one person D) cannot be changed E) are superior to others
The forest that grows in regions that receive continuous warm temperatures and abundant rainfall is the ____.
A. boreal forest B. temperate deciduous forest C. tropical rain forest D. northern coniferous forest E. temperate rain forest
Which of the following religions was born in the Middle East and North Africa region?
A) Islam B) Christianity C) Judaism D) all of the above E) none of the above