A detrital sedimentary rock dominated by sand is a ________
A) limestone
B) conglomerate
C) siltstone
D) sandstone
Answer: D
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Paleomagnetic data plotted on a map suggested that the magnetic pole had moved over time; this
phenomenon was called ____________________. Fill in the blank(s) with the appropriate word(s).
In the interior of continents the earth's crust is typically about 40km thick and the elevation is near sea level. Most earth materials expand when heated, lowering their density
During rifting continental margins are heated but cool as sea floor spreading moves offshore from the continent. Thus, basic isostasy suggests that after rifting, a continental margin will ________. A) subside B) rise slowly as erosion removes uplifted rocks C) uplift D) remain near sea level
Which of the following boxes represents a compound?
A. only A B. only B C. only C D. both A and C
Coastlines have not come into equilibrium with modern sea levels. Indicate whether the statement is true or false