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Unformatted text preview: c. increasing salinity d. increasing light reflection 4. Seawater contains about a. 1% salt b. 3.5% salt c. 35% salt d. 99% salt 5. The amount of energy required to break hydrogen bonds and change the state of water is referred to as a. sensible heat b. latent heat c. calories d. temperature 6.. If a solution has a pH of 6, it is a. strongly acidic b. weakly acidic c. weakly alkaline d. neutral 7. Pure water is most dense at a temperature of about a -2C b. 0 C c. 4 C d. 100C 8. If a freshwater fish is placed in salt water, it is faced with a serious adjustment problem in terms of a. viscosity b. osmotic pressure c. vapor pressure d. oxygen concentration 9. Salinity of the ocean water is measured in a. latent evaporation b. parts per thousand c. osmotic pressure d. pH 10. The pH of seawater is a. strongly acidic b. neutral c. strongly alkaline d. weakly alkaline...
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- Fall '05