The average temperature on Earth has increased by over 2°C since 1980.
Answer the following statement true (T) or false (F)
False
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Chinook winds are a common phenomenon on the east side of the Appalachians
a. True b. False
Nodes are
A. places where flows begin, intersect, or end B. high mountains C. places where latitude and longitude lines cross D. the north and south poles
What processes cause metamorphism in rocks?
A. increased pressure B. increased temperature and/or pressure C. increased temperature
Which of the following statements best describes the formation of secondary magmas?
A) Decompression melting creates a mafic magma from mantle material. B) Iron-rich minerals will form in a cooling magma and leave the remaining melt with a more silicic composition. C) Partial melting of felsic rocks creates a silica-rich magma. D) Water dehydrating from a subducted plate will melt mantle material.