Top Most 15+ When Does A Star Become A Main-sequence Star Quizlet
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1.Astronomy: Stellar Evolution Flashcards - Quizlet
Astronomy: Stellar Evolution Flashcards - Quizlet quizlet.com › astronomy-stellar-evolution-flash-cards
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2.Astronomy Quiz Week 7 Flashcards - Quizlet
Rating 5.0 (1) A star becomes a main-sequence star when the rate of hydrogen fusion within the star's core becomes high enough to balance the rate at which the star radiates ...
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3.Chapter 14 Flashcards - Quizlet
Rating 5.0 (2) What determines when a star becomes a main sequence star? Mass of the star.
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4.Star Review Flashcards - Quizlet
What determines when a star becomes a main-sequence object? Once the collapsing gas and dust burn hotter, it'll reach the temperature necessary to fuse hydrogen ...
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5.Life Cycle Of A Star Flashcards - Quizlet
Main sequence stars. Stars that are in the main part of their lifecyle. About 90% of all stars (including our sun). 2nd stage. Hydrogen is continually being ...
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6.Chapter 19: Stellar Evolution: On And After The Main Sequence
Main-Sequence Lifetime. The total time a star will spend fusing hydrogen into helium in its core. · When does a protostar become a main-sequence star? · Stars ...
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7.Life Cycle Of Stars Flashcards - Quizlet
During its 'main sequence' period of its life cycle, a star is stable because the forces in it are balanced. The outward pressure from the expanding hot ...
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8.Astro 22 Flashcards - Quizlet
These main sequence stars have masses in the range 0.08-0.4 M⊙. They have the lowest temperatures and densities in their cores of all main sequence stars ...
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9.ASTR101 Midterm #2 Review Flashcards - Quizlet
A protostar becomes a true/main-sequence star when its core temperature reaches 10 million Kelvin, which is when it is hot enough for hydrogen fusion to operate ...
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10.Chapter 13 Flashcards - Quizlet
... fusion becomes high enough to balance the rate at which the star radiates energy into space, protostar, main-sequence star, red giant, planetary nebula, ...
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11.Astronomy Test 3.2 Flashcards - Quizlet
when the rate of hydrogen fusion in the star's core is high enough to sustain gravitational equilibrium. When does a star become a main-sequence star?
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12.Birth And Life Of A Star Flashcards - Quizlet
Our sun is in its main sequence stage. What element is being formed at this time in our sun? Your answer should be helium.
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13.Astronomy 16 And 17 Flashcards - Quizlet
... how does the surface temperature and luminosity of a protostar compare to the surface temperature and luminosity of the main-sequence star it becomes?, ...
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14.Ch 16 Questions Flashcards - Quizlet
The star is a stable main sequence star. ... energy, and the star expands to become a giant. The core continues to collapse and heat until it reaches 100 million ...
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15.ASTR Exam 2 Flashcards - Quizlet
Main sequence stars are stars that are fusing hydrogen atoms to form helium atoms in their cores.
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