A high-grade metamorphic rock whose minerals are segregated into distinct light and dark layers is called:
a) Slate
b) Phyllite
c) Schist
d) Gneiss
e) Greenstone
Answer: d) Gneiss
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Representative animals in which biome include red fox, white-tailed deer, southern flying squirrel, opossum, bear, and a great variety of birds?
A) midlatitude broadleaf and mixed forest B) Arctic and alpine tundra C) desert D) Mediterranean shrubland E) tropical savanna
What is a mantle plume, and what causes one to erupt? What will be an ideal response?
Over the past 60 years, as people moved from U.S. cities to suburbs, the people that were left behind in the cities were primarily
A) older, poor people representing ethnic minorities. B) younger, wealthy people representing ethnic minorities. C) older and wealthy Caucasians. D) younger Caucasians.
AIDS-related illnesses were the leading cause of adult death in several European countries in 2010
Indicate whether the statement is true or false.