Humans fit into the food pyramid as ________
A) primary consumers
B) primary producers
C) secondary producers
D) herbivores
E) the apex of the pyramid
Answer: E
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The EPA recommends ventilating your house so that 1/3 of the air in your house is exchanged every hour, or about 8 complete air changes per day. How many liters per day would you need to add to the air each day, if the air is changed 8 times?
What will be an ideal response?
Why is the Kuiper belt considered to be a zone of failed planet formation?
A. The dwarf planets found therein have yet to fully accrete all of the material in their orbital paths. B. There is simply not enough material within the dwarf planets' orbital paths for any of them to ever add up to full planetary status. C. Because none of the dwarf planets are massive enough to maintain an atmosphere. D. Both A and B are reasonable.
The position of the polar front jet stream over North America would be best predicted by
A) a numerical forecast model with a small domain. B) a numerical forecast model with a large domain. C) a parameterization within a numerical forecast model with a small domain. D) a grid representation within a numerical forecast model with a small domain.
Describe the difference between a formal region and a functional region.
What will be an ideal response?