Salinity refers to all of the solid materials in seawater, both dissolved and visible
Indicate whether the statement is true or false
FALSE
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Natural wilderness should be protected as is, regardless of the needs of humans, is an example of the ________ point of view
A) environmentalist B) conservationist C) economist D) preservationist E) ecologist
Physical weathering basically makes small rocks out of big ones. Indicate whether the statement is true or false
A region with long, very cold winters and average temperatures that exceed 50°F only one or two months during the summer has a(n) ____ climate
A) subpolar (Dfc) B) polar tundra (ET) C) polar ice cap (EF) D) alpine (An)
Global positioning systems (GPS) can "know" their location by
A. measuring the time required for radio signals from four or more satellites to reach the receiver. B. continually measuring changes in angle to a stationary reference point, such as a streetlight, in the area of the receiver. C. relating changes in detected radiation to changes in the position of the Sun. D. relating slight changes in magnetism and gravity to changes in the distance and direction of movement from the point at which the location of the receiver was last calibrated.