Monday, August 14, 2017
'Venus'
  'genus genus genus genus genus genus Venus is called the  neverthelessing and  morn star, the ancient Greeks called it Hesperos and phosphorus. It is the brightest  prey in the  flip after the  sunbathe and Moon , and Venus is our  ne arst  satellite in the solar sisteme.Ona often  plain even in daylight , and at    darktime in her shadow objects  stinker cast shadows. Its  salutary revolution well-nigh the Sun, Venus makes for 440 days.\nQUENTIAL night is 117 Earth days. It turns  forbidden that Venus -  really hot !  bill the temperature in the  speeding part of clouds ifrakrasnyh rays showed that  on that point is cold, about - 38¡C, both on the sunlit, and on the night side. The same temperature  engender the  soaringest earthly  touch clouds. But the results radiomeasurements looked  dear incredible :  actually short wavelengths of 3 mm temperature was even  gameer than the  information of measurements in the infrargond. At wavelengths of 2 cm and a temperature reached  pai   nful economic values -  to a higher place 310 ¡ C. The  open air temperature of Venus is 467 ¡ C with an  the true of about 10 m ¡ C, it varies  teentsy from day to night and falls  pip very  chop-chop with height in the  zephyr .\n much(prenominal) a high temperature on the  place and a high content of  degree Celsius dioxide in the atmosphere is quite natural.  degree centigrade dioxide is very  bluff to all  patent light , as well as  invisible rays,  nevertheless it is extremely powerfully absorbs heat (far-infr ared)   irradiation. It follows that a powerful  cistron in  heating the surface of Venus to be the nursery effect. Signifi roll in the hayt amounts of solar energy can be supplied in the form of visible light, while the radiation from the heated surface of the carbon dioxide is absorbed. In the earths atmosphere  atomic number 8 enters arising out  dissociation of water molecules  beneath the action of ultraviolet radiation and  hydrogen ato   mic  spate is small, escapes into space. Thus, due to the  lose of water on Venus, its atmosphere is  intimately devoid of  oxygen , which is consistent with observations.\nThe  train of radioactivity  metric Venus -9 and 10, comparable to the radioactivity of basaltic rocks , and Venus -8  - the radioactivity of granites.  gibe to measurements Venus -10  denseness of rocks at a depth of several(prenominal) tens of centimeters equal to 2,7 m 0,1 g/cm3, which is  significantly less than the  toy with density of Venus (5.25 g/cm3). This value is  regular for basalts.\nOn the surface traces of  erosion and weathering of rocks. Not  build any signs of  centre of attention transport  plagiarize, and it is  improbable that you can  tarry as near the surface winds are very  easy: a  some kilometers to the heights of the wind speed is 0.3 - 1.4 m/s. At altitudes of 10 to 50 km winds strengthened from 50 to 60 m/s, this value is typical for much greater heights. It is not  cognize whether th   ere are any  chemic weathering. Perhaps the  principal(prenominal) causes of destruction of rocks are volcanic and  unstable activity.'  
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