A stars white - Study guides, Class notes & Summaries
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Life Cycle of Stars Brain Pop Quiz with Complete Solutions
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Life Cycle of Stars Brain Pop Quiz with 
 
Complete Solutions 
 
What is a stellar nursery?q A cloud of gas and dust 
 
What does the prefix "proto" mean? "first" or "before" 
 
In what order do these stages of a low-mass star occur? [Red giant, white dwarf, main sequence 
star] Main sequence star, red giant, white dwarf 
 
What is the process of nuclear fusion, as it occurs inside our Sun? Hydrogen atoms combine 
to make helium atoms 
 
What effect does gravity have on stars? It forms sta...
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ASTR 102 Final Exam Questions Riverside Correct Solutions Current Update
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ASTR 102 Final Exam Questions Riverside Correct Solutions Current Update 
 
order of red giant's life - Answer -Red Giant → Planetary Nebula → White Dwarf → Black Dwarf 
or 
Red Giant → Type II Supernova → Neutron Star 
or 
Red Giant → Type II Supernova → Black Hol 
 
The eventual fate of our Sun is to - Answer -become a steadily cooling white dwarf. 
 
Our Sun will not become a nova because this only happens to stars - Answer -with a binary companion. 
 
Black holes are formed ...
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Astronomy Certification Questions and CORRECT Answers
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8. How is a nova different from a type Ia supernova? How does it differ from a type II 
supernova? - A nova is a smaller energy explosion on the surface of a white dwarf in a 
close binary system, where fresh material from a donor star is deposited on the surface of the 
white dwarf until it ignites. A type Ia supernova has a similar configuration, but in this case, 
the material deposited on the surface of the white dwarf is sufficient to push the white dwarf 
past the Chandresekhar limit....
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ASTR 121|113 Final Exam Quiz Questions Correctly Answered|2024
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about 91% (by number) of the atoms in the sun are the element - ️️hydrogen 
Age of the Universe - ️️13.7 billion years 
all the energy of the sun is generated in the - ️️core 
alpha particle - ️️A cluster of 2 protons and 2 neutrons emitted from a nucleus in one type of radioactivity 
an astronomer discovers a new star and wants to measure its temperate. she could do this by: - ️️take a spectrum of the star and determine the spectral type 
Astronomers did star counts in all d...
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ASTR 231 final exam Questions And Answers |Success Guaranteed
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A few decades ago, there was great controversy among astronomers over the question of quasar distances, with some arguing that quasars are much nearer than application of Hubble's law would seem to imply. Why do nearly all astronomers now agree that quasars really are quite far away? - ️️We now have images and spectra that clearly show quasars to be embedded at the centers of distant galaxies and within distant galaxy clusters. 
A quasar's spectrum is hugely redshifted. What do most astron...
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Space Exploration|Complete Questions with A+ Graded Answers
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Space Exploration|Complete Questions with A+ Graded Answers 
main sequence 
a diagonal area on an H-R diagram that includes more than 90 percent of all stars 
 
 
white dwarf 
A small, hot, dim star that is the leftover center of an old star 
 
 
Luminosity 
the true brightness of an object 
 
 
light year 
the distance light travels in one year 
 
 
blueshifted 
the doppler shift toward shorter wavelengths of light from an approaching object 
 
 
Redshifted 
stars moving away from Earth 
 
 
Ne...
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Astro 7n Exam 2 Questions And Revised Correct Answers Already Passed
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Astro 7n Exam 2 
Questions And Revised Correct 
Answers 
 Already Passed 
A high-luminosity star... 
A. is always at a larger distance than a low-luminosity star 
B. emits more light than a low-luminosity star 
C. is always redder than a star with a lower luminosity 
D. is at a lower temperature than a low-luminosity star 
E. is always at a smaller distance than a low-luminosity star - 
ANSWER : B 
If a red giant appears the same brightness as a red main 
sequence star, which one is furth...
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Astronomy Science Olympiad Master Full Guide Updated 2024-2025 Guaranteed Success
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Astronomy Science Olympiad Master Full Guide Updated Guaranteed Success
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ASTR 121|92 exam 2 Final Exam Questions Correctly Answered|2024
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A charming friend of yours who has been reading a little bit about astronomy accompanies you to the campus observatory and asks to see the kind of star that our Sun will ultimately become, long, long after it has turned into a white dwarf. Why is the astronomer on duty going to have a bit of a problem satisfying her request? - ️️after a white dwarf cools off it becomes too cold and dark to emit visible light 
A group of graduate students, bored during a cloudy night at the observatory, begin...
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ASTR 121 JMU Test One 169 Quiz Questions Final End Of Sem Correctly Answered
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(In the absence of a strong magnetic field), what is the chief factor that determines what type of electromagnetic radiation objects give off: - ️️their temperature 
A college friend of yours who has been postponing taking any science courses hears you talking about the generation of nuclear energy in the Sun and makes the following observation: "The whole idea of the atomic nucleus is pretty ridiculous. If an oxygen nucleus consists of eight protons and eight neutrons, the charge on that n...
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