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Star vocabulary
Vocabulary words for life cycle of a star
| Term | Definition |
|---|---|
| Planetary nebula | stage when gases are released by a red giant and a dense core remains |
| sun-like star | a star approximately the mass of the sun |
| Helium | this element is the result of fusion of hydrogen during the main sequence |
| neutron star | end for a large size star |
| protostar | when a star is born and fusion begins in the core |
| black hole | remnant of a giant star |
| main sequence | the phase in a star's life where hydrogen is fused to helium |
| red giant | phase after a sun-like star's main sequence when fusion of helium takes place |
| black dwarf | phase when a star is too cool to emit any more light and fusion is no longer occurring in the core |
| white dwarf | light is emitted but the star is dead |
| nebula | a cloud of dust and gas |
| gravity | a pull force |
| galaxy | a massive collection of stars, dust and gas held together by gravity |
| super red giant | phase after the main sequence of a giant star |
| photon | particle of light trying to escape the star's core |
| supernova | explosion of a super-red giant which leads to higher temperature allowing for elements heavier than iron to form |
| betelgeuse | one of the stars making up the constellation Orion |
| fusion | process that takes place in the core of every 'living' star |
| blue star | hottest stars and brightest star |
| red star | coolest star that can have high or low luminosity depending on the phase of the star |
| Life Cycle of a Small Star | Nebula, protostar, sun-like star, main sequence, red giant, planetary nebula, white dwarf |
| Life Cycle of a Large Star | Nebula, protostar, large star, main sequence, super red giant, supernova, neutron star |
| Life Cycle of Giant star | Nebula, protostar, giant star, main sequence, super red giant, supernova, black hole |