What aluminosilicate polymorph is stable at a pressure of 8 kilobars and a temperature of 800 degrees C?
A) sillimanite
B) andalusite
C) kyanite
D) kyanite and sillimanite
Answer: A
You might also like to view...
Demography is the study of population
A) characteristics. B) politics. C) attitudes. D) pressures. E) distribution.
Using the analemma and the equation SA = 90° - AD calculate the solar altitude of the noon Sun at the following latitudes on the dates given:
Additional question:
1. In your own words, explain what you have calculated in problem 2c (explain what the answer means, not how it was calculated). Be as specific as possible.
Dark-light couplets of sedimentary layers that represent yearly deposits in a glacial lake are called
____________________. Fill in the blank(s) with the appropriate word(s).
Why do surface wind speeds increase toward the center of a hurricane?
A) stronger Coriolis effect B) reduced friction C) conservation of angular momentum D) warmer water