Igneous rocks formed below ground, compared to those formed above ground, are distinguished by

A) crystal size.
B) chemical composition.
C) mineral type.
D) color.


Answer: A

Environmental & Atmospheric Sciences

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Define and explain the differences between forecast quality and forecast value

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The most important principle underlying the Bergeron process is this:

A) for a given temperature, the saturation vapor pressure of ice is less than that for supercooled water. B) large drops fall faster than smaller drops. C) aggregation takes place more rapidly than accretion. D) the bottom part of the cloud where the process is taking place must be warmer than 0 degrees Celsius.

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