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An iron core cannot support a star because iron cannot fuse with other nuclei to produce energy Why does the luminosity of a high-mass star remain nearly constant as the star burns heavy elements in its core, even though it is producing millions of times more energy per second than it did on the main sequence?
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Start studying Ch. 21. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Search. ... iron in the core stars to fuse. Where was supernova 1987A located? ... An iron core cannot support a star because. iron can't fuse with other nuclei to produce energy. YOU MIGHT ALSO LIKE...
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An iron core cannot support a star because: Iron supplies too much pressure. Iron cannot fuse with other nuclei to produce energy. Iron has poor nuclear binding energy. Iron is in the form of a gas, not a solid, in the center of a star.
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An iron core cannot support a massive main-sequence star because iron: (a) has poor nuclear binding energy. (b) cannot fuse with other nuclei to produce energy. (c) supplies too much pressure. (d) fusion only occurs in a degenerate core.
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a star that has a hot core. surface area increases, luminosity increases, nuclear fusion ends in its core but continues in a shell around the core ... iron fusion cannot support a star because. degeneracy pressure from neutrons. what mechanism provides the internal pressure inside a neutron star. ... Quizlet Live. Quizlet Learn. Diagrams ...
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An iron core cannot support a star because. iron cannot fuse with other nuclei to produce energy. A surface explosion on a white dwarf, caused by falling matter from the atmosphere of its binary companion, creates what kind of object? nova. In neutronization of the core, a proton and an electron make a neutron and a.
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An iron core cannot support a star because... Iron cannot fuse with other nuclei to produce energy. ... While examining the spectrum of a galaxy, you find all the hydrogen lines are shifted to longer wavelengths. This galaxy is moving toward us. False! >:(According to the Hubble's Law, the greater a galaxy's redshift, the...
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An Iron Core Cannot Support A Star Because ... Iron supplies too much pressure. Iron cannot fuse with other nuclei to produce energy. Iron has poor nuclear binding energy. Iron is in the form of a gas, not a solid, in the center of a star. Front. Reveal the …
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Mar 13, 2013 · Test 3 Review (Final Test For Me) Total Cards. 77. Subject. Astronomy. Level. Undergraduate 2. Created. 03/13/2013. Click here to study/print these flashcards. Create your own flash cards! Sign up here. Additional Astronomy Flashcards . ... An iron core cannot support a star because: ...
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May 19, 2008 · a. Iron is too dense, and produces too much gravity for the star to resist collapse. b. Iron is heavy, and settles to the center rather than exerting pressure. c. It is impossible for iron to fuse with any other elements at all. d. Iron has a low binding energy and decays rapidly to lead. e. Iron cannot fuse with other elements and produce additional energy in fusion.
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