Which of the following minerals would likely crystallize early from magma?
a. mafic minerals
b. quartz
c. muscovite
d. potassium
Answer: a. mafic minerals
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Although gyres flow continuously, oceanographers categorize them into four interconnected currents
Indicate whether the statement is true or false
Describe how centralized planning created a new economic geography across the former Soviet Union. What is its lasting impact?
What will be an ideal response?
Plankton are the "drifters of the sea" and include all of the following except ________.
A. phytoplankton B. nekton C. zooplankton D. bacterioplankton
What is mountaintop removal?
a. The tops of mountains are removed while drilling for oil. b. The tops of mountains are removed while mining for coal. c. Mountaintops are deforested to access natural gas sites. d. There is no such thing as removing a mountain’s top.