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Astronomy 10 11.3.06

Astronomy 10 11.3.06 - o When hydrogen is ionized the parts...

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Astronomy 10 Nebulae 11/3/06 Pink means thin, hot hydrogen in a nebula When you have stars of all spectral types, the O and B stars outshine the others o Blue ones outshine all the others Blue stars have the shortest lifespan o Don’t live long enough to move far away from where they were born o Everywhere you have blues stars you have stars of every other type but you don’t see them because the blue stars outshine them o Can get non-stars o Brown dwarfs are not stars The are failed stars, or wannabe stars Present technology can only find large planets Star will seem to wobble because it is being pulled by the gravity it orbits High mass and high gravity generates high pressure o This is heat (which is the vigor in which molecules hit each other)
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Unformatted text preview: o When hydrogen is ionized, the parts become protons and electrons Protons repel each other Sometime the protons are thrown together so hard that they will fuse together Hydrogen fusion is the key to stardom A star is an object where hydrogen fusion is occurring is a Star This is a nuclear reaction and is way hotter and more intense then any chemical reaction The process is a chain reaction that has steps The input is four protons and two electrons, they go through a several steps, and the product is a helium nucleus (two neutrons, two protons, and energy) • Called the proton-proton chain reaction o Ionized gas is hot pink...
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