Tides are the hourly changes in the elevation of the ocean surface.

a. true
b. false


Answer: b. false

Environmental & Atmospheric Sciences

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Most job layoffs occur as a result of

A. Import competition B. Seasonal work C. Contract cancellation D. Bankruptcy E. Material shortages

Environmental & Atmospheric Sciences

The first consistent ocean traders were the:a

Egyptians b. Cretans c. Greeks d. Vikings

Environmental & Atmospheric Sciences

Pumping ancient groundwater faster than it can be replenished:

a. is impossible. b. forms aquicludes. c. increases porosity in the intermediate zone. d. is called water mining. e. is not a problem because of the enormous reserves of ancient groundwater.

Environmental & Atmospheric Sciences

Rising ocean levels are due to

A. melting of ice on land that flows into the ocean. B. warmer water. C. both of these D. none of the above

Environmental & Atmospheric Sciences