OCN 320 WEEK 3 CHECK YOUR UNDERSTANDING
Chapter 6
1. What is the latent heat of vaporization? Of fusion? Which requires more heat to transform water- physical state? Why?
2. How does water- high latent heat influence the ocean? Leaving aside its effect on beach parties, how do you think conditions on Earth would differ if our ocean consisted of ethyl alcohol?
3. How does the seasonal freezing and thawing of the polar ocean areas influence global temperatures?
4. How does refraction permit sound to be transmitted in the ocean for thousands of miles?
5. What factors influence the density of seawater?
Chapter 7
6. Where did the water of the ocean come from?
7. How are chemical methods of determining salinity dependent on the principle of constant proportions?
8. What was the earthly origin of the sodium and chloride ions in common table salt?
9. How are seawater- conservative constituents different from its nonconservative constituents? Give an example of each.
10. Which dissolved gas is present in the ocean in much greater proportion than in the atmosphere? Why the disparity?
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