Sentence Examples


  • The photosphere does not rotate in one piece, lower latitudes outrunning higher.
  • The temperature of the photosphere at this stage has reached a maximum, and the star is new of the helium type.
  • On account of the relatively great strength of Ha at a considerable distance from the photosphere, the new photographs recorded flocculi at high levels previously unexplored.
  • As to whether the spots are regions of higher or lower temperature than the photosphere, the best qualified judges are reserved or discordant, but recent evidence seems to point very definitely to a lower temperature.
  • Enclosing the photosphere is a truly gaseous envelope which is called the chromosphere, and which shows a spectrum of bright lines when we can isolate its emission from that of the photosphere.