A commonly pinkish mineral with light-colored wavy lines is

A) quartz.
B) potassium feldspar.
C) pyroxene.
D) amphibole.
E) olivine.


B) potassium feldspar.

Environmental & Atmospheric Sciences

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Calculate the heat transfer rate through a 24-ft2 door with U = 0.73 ./0 1·3/4·°F . The indoor and outdoor temperatures are 68oF and 10oF, respectively.

What will be an ideal response?

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Briefly describe the two models proposed for mantle–plate convection

What will be an ideal response?

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Compared with falling on a wooden floor, a wine glass may not break when it falls to a carpeted floor because of the

A) lesser impulse in stopping. B) longer time to stop. C) both A and B D) neither A nor B

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What is Angular Unconformity?

a. The strata below were tiled or folded before the unconformity developed b. Sedimentary rocks overlie basement (typically consisting of igneous and/or metamorphic rocks) c. An unconformity parallel to the two sedimentary sequences it separates d. An unconformity due to cross cutting beds

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