The dark igneous features shown in this photograph are





A) dikes.

B) sills.

C) volcanic necks.

D) batholiths.


B) sills.

Environmental & Atmospheric Sciences

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Which of the following is responsible for most consumptive water use?

a. agriculture b. municipal water use c. industry d. transportation e. mining

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In La Conchita, California, landslides have been precipitated by ____

A)periods of heavy rainfall B)earthquakes C)deforestation D)dam failures E)fracking

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____________________ refers to the formation of life from non-living matter. Fill in the blank(s) with the appropriate word(s)

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Which of the following cloud types most likely forms in an unstable atmosphere?

A. stratus B. cirrostratus C. cumulonimbus D. nimbostratus

Environmental & Atmospheric Sciences