For purposes of classification, metamorphic rocks are commonly divided into two groups based on their texture: ____________________ and ____________________
Fill in the blank(s) with correct word
foliated, nonfoliatednonfoliated, foliated
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A hailstone stored improperly in a freezer will shrink because of ________
Fill in the blank(s) with the appropriate word(s).
Cogeneration refers to
A. production of both electricity and usable steam or hot water by the same facility. B. sale of electrical power by consumers back to the electrical grid. C. cooperative efforts between power producers and consumers aimed at sharing profits from energy sales. D. the production of electricity using several different fuel sources at a single facility.
Which Earth section creates the most heat from radioactivity?
A) the oceanic crust B) the continental crust C) the core D) the mantle
Concentric zones surrounding an igneous intrusion in which contact metamorphism has taken place are called ____________________
Fill in the blank(s) with correct word