Properties of H2O - Exam Review

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Carbon sink importance

60 times more carbon than atomosphere

Pure water pH

7.0

Sea water pH

8.1

Abiotic factor

non living aspects of the environment

Why are oceans green?

because of plankton; plankton = healthy

Absorbed wavelength colors

blue

Community

collection of organisms living and interacting in an ecosystem

Cohesion

hydrogen bonds attract water molecules to each other water molecules tend to stick together

Do gasses dissolve better in warmer or colder H2O?

warmer

Polar bonds

2 or more different atoms combine; electrons are not shared equally

Ecosystem

distinct entity that has clearly defined physical boundaries and distinct abiotic conditions, an energy source, and a community of interacting organisms

Covalent bonds

formed when atoms share e-

Population

group of the same species living and interacting in an ecosystem

Biotic factor

living aspects of the environment

Water is called the universal ________

solvent

Thermocline

temperature drops with increased depth

Habitat

the areas and conditions where you find an organism


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