In what ways do metamorphic rocks differ from the igneous and sedimentary rocks from which they formed?
What will be an ideal response?
Metamorphic rocks differ from their parent rocks in crystal shape, crystal size, mineral composition, and sometimes a foliated texture. For example, a phaneritic granite can become a foliated gneiss after metamorphism. A muddy limestone will become a coarse-crystalled marble after metamorphism.
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Just west of the 98th meridian in the United States:
From Table 29.1, the biome map, and the climate map, determine the terrestrial biome that best characterizes each of the following descriptions and write its name on the first line provided. On the second line, relate it to temperature and precipitation regimes and/or global pressure and wind belts outlined at the end of Section 1.
The movement of water due to differences in density is ____________ ____________. Fill in the blank(s) with the appropriate word(s)
The strictest set of laws regulating air pollution were in place following federal action in this year
A) 1963 B) 1970 C) 1977 D) 1990
Nomadic pastoralists live by
A. Herding grazing animals B. Raising chickens, ducks, and pigs C. Foraging and hunting D. Raising seasonal crops E. All of these are correct