http://solarscience.msfc.nasa.gov/Helioseismology.shtmlThe sound waves set the sun vibrating in millions of different patterns or modes:SOLAROSCILATIONSa movie byDavid H. Hathaway7hel=20m=16ModeOnemodeofvibrationisshownin the preceding imageasapatternofsurfacedisplacementsexaggeratedbyover 1000 times:
http://solarscience.msfc.nasa.gov/Helioseismology.shtml The sound waves set the sun vibrating in millions of different patterns or modes: One mode of vibration is shown in the preceding image as a pattern of surface displacements exaggerated by over 1000 times:
P+dPAdpdiFgiAPA cylindrical mass element located (r, r+drfrom center of the star
A cylindrical mass element located (r, r+dr) from center of the star