Ocean Chemistry - Crossword Puzzle Assignment

1. the branch of chemistry that deals with inorganic compounds.
6. the ongoing decrease in the pH of the Earth's oceans, caused by the uptake of carbon dioxide from the atmosphere.
7. the temperature at or near a surface.
13. the study of the structure, properties, composition, reactions, and preparation of carbon-containing compound.
14. the branch of science that explores the chemical processes within and related to living organisms.
16. a substance composed of the chemical elements hydrogen and oxygen and existing in gaseous, liquid, and solid states.
18. chemical element of atomic number 7, a colorless, odorless unreactive gas that forms about 78 percent of the earth's atmosphere.
19. simply enough, gas that has been dissolved into another material.

2. colorless, odorless gas produced by burning carbon and organic compounds and by respiration. It is naturally present in air and is absorbed by plants in photosynthesis.
3. the quantity of three-dimensional space enclosed by a closed surface.
4. a solid chemical compound with a fairly well-defined chemical composition and a specific crystal structure, that occurs naturally in pure form.
5. both a property of a physical body and a measure of its resistance to acceleration when a net force is applied.
8. steep temperature gradient in a body of water such as a lake, marked by a layer above and below which the water is at different temperatures.
9. the closing down or dismissal of an assembly, partnership, or official body.
10. colorless, odorless reactive gas, the chemical element of atomic number 8 and the life-supporting component of the air.
11. the process of eroding or being eroded by wind, water, or other natural agents.
12. ionic compound which, when dissolved in water, break up completely into ions.
15. the saltiness or amount of salt dissolved in a body of water, called saline water .
17. degree of compactness of a substance.