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Star

QuestionAnswer
Life Cycle of a Star The sequence of changes that occur in a star as the star change
Interstellar Medium Thin layer of gas and dust
Nebula Birthplace of most stars
Protostar Inside Nebula where Gas and Dust pull together
Equilibrium A battle between gravity and gas pressure
Star Extreme hot ball of gas with Hydrogen and Helium fusing together to make its core
Main Sequence Stars radiate energy (Shine) In this space. They stay here for most of there lifetime
Red Giant The phase after the Main Sequence. High Luminosity
Planetary Nebula Occurs at the end of a Red Giants life. The outer shell apears to be a gas of colors
White Dwarf Appears when a low mass star runs out of fuel. Dense, and changes color as it cools
Black Dwarf End product of a white dwarf. No longer considered a star
Red Super Giants A star that ran out of fuel and expanded. HUGE
Supernova Occurs when a star runs out of Nuclear Fuel and its mass goes to core. Then the core explodes
Neutron Star The core left behind from Supernova. Very dense
(H-R) Hertzsprung–Russell diagram Plots each star on maps and measures the magnitude against the temperature
Luminosity Amount of energy (light) a star emits
Brightness Also known as Luminosity
Absolute Magnitude Tells how bright a star is from Earth
What does Nebula contain? Gas is Hydrogen, Dust is Carbon, and Silicon
Created by: TrevG
 

 



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