University:
Massachusetts Institute of Technology
Course:
12.740 | Paleoceanography
Academic year:

2020
Views:

316

Pages:

2
Author:

Chifamba George

Seawater Properties Quiz: 1. As pure water approaches its freezing point, the density decreases. Why does this happen? A The water molecules compress. B The hydrogen bonds become rigid, increasing the distance among water molecules slightly. C The hydrogen bonds break as the molecules compress. D Water molecules gain heat energy 2. The pycnocline (zone of the water column where density rapidly increases with depth) isolates the majority of the deep ocean from: A Heating and cooling brought on by solar energy fluctuations (day/night and seasons). B Wind C Surface waves D All of these choices conditions. 3. What important characteristic of water is the blue color attributed to? A The large oxygen atom B Covalent bonds C Adhesion to other solids D Hydrogen bonds 4. What allows water to be a dipolar molecule? A Hydrogen bonds B Dissolved salts C Surface tension D The angular shape of the molecule 5. Which does not have an effect on water's density? A Temperature B Pressure C Acidity D Salinity

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