Encyclopedia of Time: Science, Philosophy, Theology, &amp;amp; Culture

H. JamesBirx

doi:10.4135/9781412963961

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Sunspots, Cycle of

Edited by:
H. James Birx
In:Encyclopedia of Time: Science, Philosophy, Theology, & Culture
Chapter DOI:https://doi.org/10.4135/9781412963961
Subject:Time Studies

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Sunspots are areas of the sun that appear relatively dark when viewed by astronomers using special techniques. These regions are approximately 2500°F cooler than the rest of the photosphere, which gives them their darker appearance. Sunspots have strong magnetic activity that ...

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  Birx, H. J. (2009). Sunspots, cycle of. In Encyclopedia of Time: Science, Philosophy, Theology, & Culture (pp. 1211-1211). SAGE Publications, Inc., https://doi.org/10.4135/9781412963961
  
  Birx, H. J. "Sunspots, Cycle of." In Encyclopedia of Time: Science, Philosophy, Theology, & Culture, edited by Birx, H. James., 1211-1211. Thousand Oaks, CA: SAGE Publications, Inc., 2009. https://doi.org/10.4135/9781412963961.
  
  Birx, H. J. 2009. Sunspots, Cycle of. In: Encyclopedia of Time: Science, Philosophy, Theology, & Culture. H. J. Birx Editor, Thousand Oaks, CA: SAGE Publications, Inc. pp. 1211 Available at: <https://doi.org/10.4135/9781412963961> [Accessed 10 Dec 2023].
  
  Birx, H. J. "Sunspots, Cycle of." Encyclopedia of Time: Science, Philosophy, Theology, & Culture. Edited by Thousand Oaks: SAGE Publications, Inc., 2009, pp. 1211-1211. Sage Knowledge, doi: https://doi.org/10.4135/9781412963961.
  
  Birx, H. J.. Sunspots, cycle of. In Encyclopedia of Time: Science, Philosophy, Theology, & Culture. Thousand Oaks, CA: SAGE Publications, Inc.; 2009: 1211-1211. doi:10.4135/9781412963961
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