Lakes that fall between the two extremes of nutrient enrichment are called
a. Oligotrophic
b. Mesotrophic
c. Eutrophic
d. Trophic
e. Metatrophic
B
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Sediments that are gray in color tend to be ____
a. biological in origin b. oxidized c. high in iron d. high in silica e. high in manganese
The Senkaku/Diaoyu Islands represent the contested sovereignty between the countries of The People's Republic of China, the Republic of China (Taiwan), and Japan
Explain how the mandates of the Law of Sea are challenged with this type of international conflict. What will be an ideal response?
We are able to see the sun for several minutes AFTER it has slipped below the horizon because:
A) we are unable to perceive light bending. B) Actually, we can't see the sun once it is below the horizon. C) our eyes are able to recognize internal reflection. D) ice crystals have diffracted the light.
The region of a continent that has been structurally stable for a long period of time is called the ________.
A. dome B. basin C. Precambrian shield D. mountain range E. craton