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The classification according to the forces that influence them : particles acted upon by strong interactions , called hadrons , and particles acted upon by weak interactions ; e.g. , graviton , lepton b . The classification according to ...
teria for systematic classification ; and the steps involved in the construction of a classification . Finally , it treats the concepts and methods involved in current systems of classification . Subject B is the unique life form called ...
The treatment of classification involves such classifications of the kinds of art as those by reference to the intention of the maker or the recipient , to the media used , or to the use and need of performers , or interpreters .
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The New Encyclopaedia Britannica (Encyclopaedia)User Review - Not Available - Book Verdict
For virtually all its 238 years,Britannica has ruled the shelves as a peerless general encyclopedia. Reviewers have consistently given it high marks for most of the 12 criteria identified inKister's ... Read full review
Part One Matter and energy
Energy radiation and the states and transformation of matter
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