Earth has____ major tectonic plates
a. 2
b. 5
c. 7
d. 12
e. 20
c
Environmental & Atmospheric Sciences
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Forests covering approximately 30% of the U.S. land area supply about two-thirds of the nation's surface water.
Answer the following statement true (T) or false (F)
Environmental & Atmospheric Sciences
The pitch of a musical sound is most related to
A. speed. B. wavelength. C. frequency. D. amplitude.
Environmental & Atmospheric Sciences
The scanning probe microscope
A. can scan small things from a large distance away, such as the surface of the Moon. B. characterizes the surface atoms of a material. C. uses very large mirrors and lenses to enhance an image. D. vaporizes a substance, then analyzes and manipulates the components.
Environmental & Atmospheric Sciences
Descending Hadley Cell air is the source of both the midlatitude westerlies and the trade winds
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences