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sunspots    音标拼音: [s'ʌnsp,ɑts]


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英文字典中文字典相关资料:


  • Sunspot - Wikipedia
    Sunspots are temporary spots on the Sun's surface that are darker than the surrounding area They are regions of reduced surface temperature caused by concentrations of magnetic flux that inhibit convection
  • Sunspots - NASA Science
    Sunspots are the visible component of active regions, areas of intense and complex magnetic fields on the Sun that are the source of solar eruptions Sunspots can be seen on the Sun’s photosphere, or visible surface of the Sun
  • Sunspot regions | Solar activity | SpaceWeatherLive. com
    On this page you'll find an overview of all the visible sunspot regions on the Sun together with their properties, images and the chances on solar
  • Current sunspot cycle activity - Solar Cycle 25; Space weather, solar . . .
    Watch Five Very Intense X-class X-ray Flares Erupt, Back-to-back! (From the largest sunspot region in 20+ years ) Map, Above: Conditions in the D region of the ionosphere have a dramatic effect on high frequency (HF) communications and low frequency (LF) navigation systems
  • Sunspots: What are they, and why do they occur? - Space. com
    Sunspots are dark, planet-size regions of strong magnetic fields on the surface of the sun They can spawn eruptive disturbances such as solar flares and coronal mass ejections (CMEs) These
  • What Is a Sunspot? Dark Patches on the Sun Explained
    Sunspots are cooler, magnetically disrupted patches on the Sun that follow an 11-year cycle and can trigger solar storms affecting Earth’s technology
  • Sunspots Solar Cycle - NOAA NWS Space Weather Prediction Center
    Sunspots appear in a wide variety of shapes and forms The darkest area of a sunspot (also the first to be observed) is called the umbrae As the sunspot matures (becomes more intense), a less dark, outlying area of well-defined fibril-like structure develops around the umbrae - called penumbra
  • Dark Spots Removal Henderson NV | Fade Pigmentation – Remarkable Aesthetics
    Fade hyperpigmentation and sunspots with customized dark spots removal at Remarkable Aesthetics in Henderson, NV Safe for all skin types Even tone Brighter skin
  • Earthside View - Raben
    The solar map above shows the current active region numbers and locations assigned by the National Oceanic and Atmospheric Administration Space Weather Prediction Center The colored circle below the active region indicates the activity level and hazard potential of an active region See color coding used below
  • Sunspot | Solar Flares, Magnetic Fields Sunspots | Britannica
    sunspot, vortex of gas on the surface of the Sun associated with strong local magnetic activity Spots look dark only by contrast with the surrounding photosphere, which is several thousand degrees hotter The dark centre of a spot is called the umbra; the outer, lighter ring is the penumbra





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