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A star that will live the longest has a starting mass that is
small
Hydrogen
Helium fuses into carbon
Hydrogen nucleus combine to produce a helium nucleus
match the spectral lines of starlight to those of Earth's elements
violent, explosive release of solar energy
an object so dense that even light cannot escape its gravity
the sun rotates
To identify the elements in a star's atmosphere, scientists
small
Hydrogen
Helium fuses into carbon
Hydrogen nucleus combine to produce a helium nucleus
match the spectral lines of starlight to those of Earth's elements
violent, explosive release of solar energy
an object so dense that even light cannot escape its gravity
the sun rotates
A black hole is
small
Hydrogen
Helium fuses into carbon
Hydrogen nucleus combine to produce a helium nucleus
match the spectral lines of starlight to those of Earth's elements
violent, explosive release of solar energy
an object so dense that even light cannot escape its gravity
the sun rotates
During nuclear fusion in the sun, which of the following occurs?
small
Hydrogen
Helium fuses into carbon
Hydrogen nucleus combine to produce a helium nucleus
match the spectral lines of starlight to those of Earth's elements
violent, explosive release of solar energy
an object so dense that even light cannot escape its gravity
the sun rotates
What did sunspots first reveal about the sun?
small
Hydrogen
Helium fuses into carbon
Hydrogen nucleus combine to produce a helium nucleus
match the spectral lines of starlight to those of Earth's elements
violent, explosive release of solar energy
an object so dense that even light cannot escape its gravity
the sun rotates
During the Red Giant Stage, how is energy generated in a star's core?
small
Hydrogen
Helium fuses into carbon
Hydrogen nucleus combine to produce a helium nucleus
match the spectral lines of starlight to those of Earth's elements
violent, explosive release of solar energy
an object so dense that even light cannot escape its gravity
the sun rotates
The primary source of fuel for the sun is
small
Hydrogen
Helium fuses into carbon
Hydrogen nucleus combine to produce a helium nucleus
match the spectral lines of starlight to those of Earth's elements
violent, explosive release of solar energy
an object so dense that even light cannot escape its gravity
the sun rotates
What are solar flares?
small
Hydrogen
Helium fuses into carbon
Hydrogen nucleus combine to produce a helium nucleus
match the spectral lines of starlight to those of Earth's elements
violent, explosive release of solar energy
an object so dense that even light cannot escape its gravity
the sun rotates
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