Biology Terms Flashcards

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adhesion

Back

The attraction between different kinds of molecules.

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anion

Back

A negatively charged ion.

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atom

Back

The basic unit of a chemical element.

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atomic mass

Back

The mass of an atom, typically expressed in atomic mass units.

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atomic number

Back

The number of protons in the nucleus of an atom.

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calorie

Back

A unit of energy; the amount needed to raise the temperature of 1 gram of water by 1°C.

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capillary action

Back

The ability of a liquid to flow in narrow spaces without external forces.

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compound

Back

A substance formed when two or more chemical elements are chemically bonded together.

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electron

Back

A subatomic particle with a negative charge.

Front

electron configuration

Back

The arrangement of electrons in an atom's electron shells.