The Ouachita Mountains began to form in the Pennsylvanian Period. Indicate whether the statement is true or false
T
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Mass production includes the standardization of parts and the division of labor
Indicate whether the statement is true or false
What can an individual do to reduce exposure to pesticides? List at least three ways.
What will be an ideal response?
How many marine terraces are shown on the profile?
The following questions are based on Figure 49-8, a portion of the “San Clemente Island Central, California” quadrangle shown on the following page (scale 1:24,000; contour interval 25 feet; index contours drawn every fourth line; to view this map in color, go to the Lab Manual website or scan the QR code for this exercise), and the stereogram of San Clemente Island (Figure 49-7). The map and stereogram show a series of marine terraces on San Clemente Island in southern California (32°51"08"N, 118°29'58"W). The terraces have been incised by streams in several places.
Figure 49-8: USGS “San Clemente Island Central, California” quadrangle (scale 1:24,000; contour interval 25 feet; note that the index contours on this map have been drawn every fourth line;cN)
The oldest rocks and minerals on Earth's surface have been found in Canada and Australia and are from the
A. Cenozoic Era. B. Mesozoic Era. C. Precambrian Era. D. Paleozoic Era.