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life cycle of a star

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PRESENTATION OUTLINE

THE LIFE CYCLE OF A LOW MASS STAR

BY: JACK FITZGERALD

WERE THE STAR IS BORN

  • All stars are born in the nebula.
  • The nebula is a huge cloud of chemicals and gasses witch fuse together to make the protostar.
Photo by geckzilla

STAGE 1 OF STAR

  • For all stars after birth they become a protostar. A protostar is made of dust and gasses and because fusion it will turn into a main sequence star
Photo by sjrankin

FUSION

  • During the protostar stage fusion is happening
  • Fusion is when hydrogen and helium are fused together to make the main sequence star

MAIN SEQUENCE STAR

  • This stage of a star is the last step before when high mass and low mass stars separate in there life's
  • A main sequence star is like our sun it is a ball of helium and hydrogen that fused to make a main sequence star.

A GAINT

  • For low mass and medium mass stars they become red giant they start to expand and get dimmer and hotter.

WHITE DWARF

  • A white dwarf is created when a stars gravity collapses on its self and just the core remains
Photo by Astrocatou

BLACK DWARF

  • This is the dead remnants of the star.
  • This is the life cycle of of a star