What are some factors that could allow flood basalts to have high-volume eruptions?
A) A large amount of magma is generated in the mantle.
B) Magma rises to the surface along thick dikes.
C) The magma is hot and has a low viscosity.
D) All of these are correct.
D) All of these are correct.
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Two students need to make a decision about what sort of towels they should purchase in an attempt to generate the least amount of MSW. They agree that if they purchase paper towels, they will buy the thick, quilted brand
The best strategy to generate the least amount of MSW would be to purchase A) 5 bulk packages of 10 paper towels, for a total of 50 rolls of paper towels, and 10 garbage bags. B) 10 bulk packages of 5 paper towels, for a total of 50 rolls of paper towels, and 10 garbage bags. C) 25 packages of 2 paper towels each, for a total of 50 rolls of paper towels, and 10 garbage bags. D) one bag of 5 rags (about the size of 5 rolls of paper towels) that they can wash out and reuse.
Which of the following is a major component of kidney stones?
A) calcium glutarate B) calcium malate C) calcium oxalate D) calcium succinate
Which one of the following is most likely to be associated both with impact craters and with volcanic calderas that originate by collapse?
A) outwardly radiating, fragmental, bright, surface streaks B) sharp, central peaks that rise above the floor of the depression C) sharp rims that rise well above the surrounding area far away from the edge of the depression D) landslides and other mass wasting movements along the walls of the depression
Human blood contains which of the following buffers?
A) H2CO3/HCO3- B) H2PO4-/HPO42- C) both a and b D) neither a nor b