Life Cycle of Stars 4-3 - PowerPoint PPT Presentation

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Life Cycle of Stars 4-3

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Life Cycle of Stars 4-3 The Life cycle of a star depends upon the size ... Super Giant (Super-Nova for the largest Stars) Dwarf, Neutron or Blackhole Fusion ends ... – PowerPoint PPT presentation

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Title: Life Cycle of Stars 4-3


1
Life Cycle of Stars4-3
  • The Life cycle of a star depends upon the size
    (Mass) of the star.
  • Our Sun is an Average size Star.

2
Stages of a Stars Life
  • Nebula Cloud of Gas and Dust
  • Gravity pulls together

3
Protostar
  • Birth of a Star( The Beginning) Protostar
  • Fusion begins
  • Gravity causes hydrogen fusion

4
Main Sequence
  • A Star is born
  • Fusion of hydrogen in the core of the star.
  • Gravity Fusion A stable star

5
Giant or Super Giant
  • Fusion Greater than Gravity
  • Average Star Giant Massive Super Giant
  • (Super-Nova for the largest Stars)

6
Dwarf, Neutron or Blackhole
  • Fusion ends Gravity takes over
  • Average Stars White Dwarfs
  • Largest Stars
  • Neutron stars
  • Black Holes

7
(No Transcript)
8
(No Transcript)
9
Star Types
10
Star Classes
  • Big, Bright, Hot
  • O B A F G K M
    Small, Dim, Cool
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