astronomy questions 2

astronomy questions 2 - Which part of the Sun's atmosphere...

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Which part of the Sun's atmosphere is the hottest? Answer: corona What is the name for the visible surface of the Sun? Answer: photosphere The Sun's chromosphere contains many jet-like projections that stick up into a transition region between the chromosphere and corona.  These spikes of gas are called Answer: spicules What mechanisms do astronomers believe is responsoible for making the Sun's outer atmosphere so much hotter than its photosphere? 1) Stirring by comets, meteors and other pieces of solid material being pulled in by the Sun's strong gravity. 2) The ionization of a new element called coronium. 3) Light reflected back from teh terrestrial planets. 4) The Sun's magnetic field interacting with the charged particles that make up the atmopshere. What is hydrostatic equilibrium in the sun? 1) The balance betweent the numbers of protons and electrons in the sun. 2) The balance between the energy flow outward and the gravitational pressure inward in the sun. 3)
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astronomy questions 2 - Which part of the Sun's atmosphere...

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