Most silicate minerals form from ________
A) earthquakes
B) meteorite impacts
C) erosional processes
D) molten rock
Answer: D
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Both IDW and kriging use weights in estimating an unknown value. Describe the difference between the two interpolation methods in terms of how these weights are derived.
What will be an ideal response?
All living things: a. destroy energy
b. transform energy. c. create energy. d. increase entropy.
Susan is conducting an experiment to see if plants will grow better with application of fertilizer. She separates 50 plants into two groups of 25. One group receives a liquid fertilizer when watered every other day, and the other group receives only water on the same days. The plants are kept in a greenhouse with constant and equal amounts of sunlight, and a constant temperature. She measures the plants once a week for 12 weeks. At the end of 12 weeks, the plants with the fertilizer grew an average of 9 inches, and the ones that were not given the fertilizer grew an average of 5 inches.In the scenario described above, the plants that received fertilizer are the ________ group, and the plants that did not receive fertilizer are the ________ group.
A. controlled; non-treatment B. control; treatment C. treatment; exposed D. treatment; control
What can individuals do to extend the reserves of aluminum?
What will be an ideal response?