The New Encyclopaedia Britannica, Volume 7Encyclopaedia Britannica, 1974 - Encyclopedias and dictionaries |
From inside the book
Results 1-3 of 82
Page 661
... period . It differs from the Laspeyres index ( q.v. ) in that it uses cur- rent - period weights ; that is , in computing the index , a commodity's price relative ( ratio of current price to base - period price ) is weighted by the ...
... period . It differs from the Laspeyres index ( q.v. ) in that it uses cur- rent - period weights ; that is , in computing the index , a commodity's price relative ( ratio of current price to base - period price ) is weighted by the ...
Page 877
... period , for wave motion and vibrations , the time interval between successive waves or vi- brations . The period equals the reciprocal of the frequency ; for waves , it is also the wave- length divided by the speed . period , in music ...
... period , for wave motion and vibrations , the time interval between successive waves or vi- brations . The period equals the reciprocal of the frequency ; for waves , it is also the wave- length divided by the speed . period , in music ...
Page 883
... Period 14:96 , the geologic period that began 280,000,000 years ago and lasted 55,000,000 years ; during this final period of the Paleozoic Era , which followed the Car- boniferous Period and preceded the Triassic Period , Permian ...
... Period 14:96 , the geologic period that began 280,000,000 years ago and lasted 55,000,000 years ; during this final period of the Paleozoic Era , which followed the Car- boniferous Period and preceded the Triassic Period , Permian ...
Other editions - View all
Common terms and phrases
19th century Abbasid Africa agricultural American ancient animal Arabic became British caliph called capital cell centimetres central centre Christian church classification clude colour County courtesy cultural district dynasty early east eastern Egypt English fish France French German Greek illus important India industry influence Iran Islām Islamic island Italy Japanese king kingdom known Lake land language later major ment military modern Moravia Mosul motets mountain movement Muḥammad Murji'ah muscle Museum Muslim Nabataean Nan-ning National northern organization origin painting party passim philosophy plant poet political popular population prelim production province region reigned religious River Roman Russian southeast southern Soviet Spain Spanish species sq km structure style text article covers theory tion tissue town tradition ture Umayyad University West Germany western World World War II