The New Encyclopædia BritannicaEncyclopædia Britannica, 1983 - Encyclopedias and dictionaries |
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Page 313
... satellite ballistic hyperbolic Figure 8 : Trajectories of particles in the exosphere . In the vicinity of the critical level , 400 to 800 kilometres above the Earth , ballistic trajectories are most numerous , whereas at much greater ...
... satellite ballistic hyperbolic Figure 8 : Trajectories of particles in the exosphere . In the vicinity of the critical level , 400 to 800 kilometres above the Earth , ballistic trajectories are most numerous , whereas at much greater ...
Page 321
... satellite picture showing the horizon just after sunset demonstrates , by the scattering of light from air mole- cules and dust particles , that the atmosphere is strongly concentrated close to the Earth's surface . Ninety - nine ...
... satellite picture showing the horizon just after sunset demonstrates , by the scattering of light from air mole- cules and dust particles , that the atmosphere is strongly concentrated close to the Earth's surface . Ninety - nine ...
Page 329
... Satellites have made possible for the first time observation of the entire Earth . The first ex- perimental meteorological satellite was launched in 1960 ; it was capable of taking pictures of limited areas of clouds with low resolution ...
... Satellites have made possible for the first time observation of the entire Earth . The first ex- perimental meteorological satellite was launched in 1960 ; it was capable of taking pictures of limited areas of clouds with low resolution ...
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aesthetic ancient appear areas arms artists aschelminths Asia Asian associated atmosphere atoms become body called Central centre century changes China continued countries criticism culture early Earth East economic effect electrons elements energy example exist field forces France function Games groups head human important increase India individual industrial influence Italy Japan known later less light lines living lower major mass means ment metres military mountain nature North objects observations occur organization original painting particular percent period physical Pleistocene political population position possible practice present produced radiation range region relatively remains represent result schools social society sometimes sources South Soviet species stars structure style surface temperature theory tion traditional types United usually various West western