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Space (life cycle of stars (red giant (fusion of he (produces C and O),…
Space
life cycle of stars
main seqular star
fusion stars
red giant
star expansion
fusion of he
produces C and O
protostar
white dwarf
black dwarf
still white hot
nebula
star
sun
black hole
emit energy
solar system
galaxy
collection of stars
ours is the milky way
100 billion stars
100 billion galaxys
nebula
clouds of gas
where stars are formed
planets
orbit stars
distance in space
light years
distance light travels in a year
95 x 10 to the power of 12
astromonical unit
distance between sun and the earth (150 million km)
comets
orbit a sun
asteroids
rocks
structure of stars
core
plasma
electrons stripped from neclus
high temp and pressure
gravity
allows fussion to occur
gas
mostly he