A large body of permeable, saturated material through which groundwater can flow well enough to yield sufficient water to wells and springs is a(n)
A. aquitard.
B. hydraulic gradient.
C. aquifer.
D. groundwater divide.
Answer: C
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Nitrogen may be returned from plants and animals back to the soil as leaves, skin , hair and dead bodies.
Answer the following statement true (T) or false (F)
Which Köppen climate type (or types) is most closely associated with regions of the tropical scrub and the tropical savanna biomes?
Using the global map of biome distribution (Map T-30 in the back of the Lab Manual), the map of climate distribution (Map T-29), the maps of global temperature (Maps T-28a and T-28b), the map of global precipitation (on the inside front cover of the Lab Manual), as well as information about Köppen climate types from Exercise 23, answer the question. What will be an ideal response?
The Earth is closer to the Sun during summer in the northern hemisphere than it is during winter.
Answer the following statement true (T) or false (F)
Carbonate rocks contain the ________ ion as part of their chemical composition.
A. CO32- B. CaCO32- C. CaO32- D. limestone E. Carbonate rocks do not contain ions.