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英文字典中文字典相关资料:


  • Atmosphere - Wikipedia
    An atmosphere is a layer of gases that envelop an astronomical object, held in place by the gravity of the object The name originates from Ancient Greek ἀτμός (atmós) 'vapour, steam' and σφαῖρα (sphaîra) 'sphere' [1]
  • Atmosphere | Definition, Layers, Facts | Britannica
    Earth's atmosphere is a mixture of nitrogen, oxygen, water vapour, carbon dioxide, and several other minor components
  • Atmosphere - NASA Science
    Atmosphere fosters research and innovation targeting the dynamics and thermodynamics of the atmosphere, its physical and chemical composition, and the interdependent impacts that these have on the Earth’s radiative balance, air quality, and weather
  • What Is the Atmosphere? - Center for Science Education
    The atmosphere is a mixture of gases that surrounds the planet Without the atmosphere, life on Earth wouldn't be possible
  • The Atmosphere | National Oceanic and Atmospheric Administration
    The atmosphere surrounds the Earth and holds the air we breathe; it protects us from outer space; and holds moisture (clouds), gases, and tiny particles In short, the atmosphere is the protective bubble in which we live
  • Layers of the Earths Atmosphere - Facts with Diagram
    The atmosphere of the earth is the layer of gases (commonly called air) that surrounds the earth and creates an inhabitable environment, maintains temperature, causes weather, and protects its inhabitants from solar radiation
  • Composition and Structure of the Atmosphere – Environmental Biology
    Atmosphere refers to the layer of gases that surrounds Earth and is held in place by Earth’s gravitational attraction (gravity) The mix of gases in the atmosphere forms a complex system organized into layers that together support life on Earth
  • Atmosphere - National Geographic Society
    While oxygen is necessary for most life on Earth, the majority of Earth’s atmosphere is not oxygen Earth’s atmosphere is composed of about 78 percent nitrogen, 21 percent oxygen, 0 9 percent argon, and 0 1 percent other gases
  • What Is… Earth’s Atmosphere? - NASA
    Although we cannot directly see the atmosphere, it provides the air we breathe and protects us from harmful ultraviolet (UV) rays The atmosphere also works to trap heat and maintain moderate, habitable temperature ranges





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