Most sand on beaches, in desert dunes, and in stream and river channels is made up of ____

A)CaCO3
B)NaCl
C)SiO2
D)CaSO4
E)2H2O


C

Environmental & Atmospheric Sciences

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Maps are inherently inaccurate because ________

What will be an ideal response?

Environmental & Atmospheric Sciences

To steadily increase the velocity of a moving body requires a

A. steadily increasing force. B. decreasing force. C. constant net force. D. none of the above

Environmental & Atmospheric Sciences

Based on paleogeographic records, _____________.

a) the continents came together as Pangaea before North America was located at the equator b) India separated from Antarctica before the continents came together as Pangaea c) the North Atlantic opened before North America was located at the equator d) India separated from Antarctica before North America was located at the equator e) the North Atlantic opened before India separated from Antarctica

Environmental & Atmospheric Sciences

Angola is an example of a(n) ________ state

A) elongated B) fragmented C) landlocked D) compact E) prorupted

Environmental & Atmospheric Sciences