The New Encyclopaedia Britannica, Volumes 1-10Encyclopaedia Britannica, 1974 - Reference [1] Propaedia: outline of knowledge and guide to the Britannica.--[2]-[11] Micropaedia: ready reference and index.--[12]-[30] Macropaedia: knowledge in depth. |
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Page 251
... protons ) into heavier ones ( mainly helium nuclei or a - particles ) . At the high temperatures in central regions of stars , a few protons move fast enough to circumvent the electrical repulsion exerted on them by other protons or ...
... protons ) into heavier ones ( mainly helium nuclei or a - particles ) . At the high temperatures in central regions of stars , a few protons move fast enough to circumvent the electrical repulsion exerted on them by other protons or ...
Page 375
... proton may exchange charge again by colliding with an oxygen atom , repeating this process more than 1,000 times be- fore the proton is brought to rest . Eventually , the proton recombines with an electron to become a neutral atom . The ...
... proton may exchange charge again by colliding with an oxygen atom , repeating this process more than 1,000 times be- fore the proton is brought to rest . Eventually , the proton recombines with an electron to become a neutral atom . The ...
Page 377
... protons with energies of about 20,000 electron volts and contains an electric current of about 1,000,000 amperes ... proton aurora is caused by pro- tons that leak out from the ring current and impinge into the polar upper atmosphere ...
... protons with energies of about 20,000 electron volts and contains an electric current of about 1,000,000 amperes ... proton aurora is caused by pro- tons that leak out from the ring current and impinge into the polar upper atmosphere ...
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The New Encyclopaedia Britannica, Volumes 1-10 Encyclopaedia Britannica Publishers, Inc. Staff No preview available - 1974 |
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19th century aesthetic ancient areas armour army arthropods artiodactyls artists aschelminths Asia Asian Assam Asterales astronomical atheism Athens atheriniforms Atlantic atmosphere atoms Basin beryciforms Cenozoic Central centre China climate countries criticism culture early Earth East economic effect electrons elements energy exosphere Finland forces forest fossil France function galaxies Games gases gastrotrichs German Greek groups Gt.Brit heterosphere Hittite homosphere hydrogen important increase India Indonesia industrial Italy Japan kilometres layer lines literature mass ment metres miles military modern molecules mountain North occur Ocean Olympic orbit organization original oxygen painting particles percent period planets Pleistocene political population priapulids produced radiation radio range region religion result rotifers Siberia social society solar South Southeast Southeast Asia southern Soviet species spectra spectrum stars structure style surface Sweden temperature theory tion tradition ture types usually wavelengths western zone