The New Encyclopaedia Britannica: Macropaedia (19 v.)Encyclopaedia Britannica, 1983 - Encyclopedias and dictionaries |
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Page 633
... material ) divided by the sine of the refracted angle ( the angle at which the light leaves the material ) . The refractive index , like molecular weight , density , and boiling point , is a characteristic physical property of matter ...
... material ) divided by the sine of the refracted angle ( the angle at which the light leaves the material ) . The refractive index , like molecular weight , density , and boiling point , is a characteristic physical property of matter ...
Page 638
... material may also be measured by this method , through the use of two gauges : the first examines the uncoated material and acts as a standard , while the second measures the coated ma- terial . The difference between the two gives a ...
... material may also be measured by this method , through the use of two gauges : the first examines the uncoated material and acts as a standard , while the second measures the coated ma- terial . The difference between the two gives a ...
Page 695
... material difficult to use in exist- ing buildings . Like other natural materials , quarry - tile floors possess a ... material in itself and ideally no material , if properly used , need be covered up . Some elegant buildings since 1960 ...
... material difficult to use in exist- ing buildings . Like other natural materials , quarry - tile floors possess a ... material in itself and ideally no material , if properly used , need be covered up . Some elegant buildings since 1960 ...
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activity andesite antibodies antigen atoms basalt basin bonds carbon cause cells centimetres central centre century chemical composition crystals cultural cycle cyclone earth economic effect eruption evaporation example feet feldspar feldspathoids flow freezing gabbro glaciers groundwater hallucinations heat hockey humidity Hungarian Hungary hydrocarbons hydrogen hydrograph hydrologic hydrologic cycle hypnosis hypnotic ice sheets icebergs Iceland ideology igneous rocks Illinois illusion immunoglobulin immunological important increase India industrial intrusive kilometres king lakes land lava layers lymphocytes mafic magma major melting ment metres miles millimetres minerals molecules mountain northern occur ocean parasitic percent philosophy plagioclase political population precipitation pressure produced pyroxene rainfall reaction region relatively result river runoff snow social soil specific square kilometres square miles structure surface temperature theory tion types United vapour volcanic western wind zone