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86335
Protostar
Description
gcse physics Mind Map on Protostar, created by Ella Wolf on 13/05/2013.
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physics
gcse
Mind Map by
Ella Wolf
, updated more than 1 year ago
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Created by
Ella Wolf
over 11 years ago
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Resource summary
Protostar
Main sequence Star
Red Giant
If the star is about the same size as the sun
white dwarf
Black Dwarf
Red Super Giant
If the star is much bigger than the sun
supernova
neutron star
Black Hole
gravitational energy converts to heat energy
the temperature rises
Hydrogen nuclei undergo fusion to form helium nuclei
Gives out massive amounts of heat and light
A star is born
main sequence star goes through long stable period
because forces are balanced
The star maintains its energy output for millions of years due to the huge amounts of hydrogen it uses.
This stable period can last billions of years
dust and gas make a protostar through the force of gravity
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