A stars white - Study guides, Class notes & Summaries
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Astronomy Science Olympiad Master Latest Update Graded A+
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Astronomy Science Olympiad Master 
 
Latest Update Graded A+ 
 
Optical double not actually binaries 
simply two stars lying along same line of sight (similar RA & dec) 
Not gravitationally bound 
Not usefull in determining stellar masses 
 
Visual binary both stars resolved independently 
if orbital pd not too long, can monitor motion 
provides angular separation from center of mass 
If dist known, linear separations can be calculated 
 
Astrometric binary If one significantly brighter, not pos...
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ASTR 1020 Final Exam Study Guide 2024
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White dwarfs: properties - Remaining cores of dead, low mass stars 
Electron degeneracy pressure supports them against gravity 
Slowly fade with time 
Sirius and its hot WD companion 
White dwarfs with same mass as Sun are about same size as Earth; slowly cooling 
Typical density 10^6 gram / cubic cm 
Higher mass white dwarfs are smaller 
Cannot be more massive than 1.4MSun, the Chandrasekhar limit 
 
WDs in binaries: nova, supernova Type I - Mass falls toward white dwarf from binary companion 
...
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Accuplacer Exam Questions With Correct Answers 2022
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E 
If a ≠ b and 1/x + 1/a = 1/b, then x = 
A. 1/b - 1/a 
B. b - a 
C. 1/ab 
D. a - b/ab 
E. ab/a - b 
 
 
 
C 
The graph of which of the following equations is a straight line parallel to the graph of y = 2x ? 
A. 4x - y = 4 
B. 2x - 2y = 2 
C. 2x - y = 4 
D. 2x + y = 2 
E. x - 2y = 4 
 
 
 
A 
An equation of the line that contains the origin and the point (1, 2) is 
A. y = 2x 
B. 2y = x 
C. y = x -1 
D. y = 2x +1 
E. y/2 = x - 1 
 
 
 
E 
An apartment building contains 12 units consisting of ...
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Astronomy Science Olympiad Master Full Guide Updated Guaranteed Success
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Astronomy Science Olympiad Master Full Guide Updated Guaranteed Success 
 
 
Optical double 
not actually binaries 
simply two stars lying along same line of sight (similar RA & dec) 
Not gravitationally bound 
Not usefull in determining stellar masses 
Visual binary 
both stars resolved independently 
if orbital pd not too long, can monitor motion 
provides angular separation from center of mass 
If dist known, linear separations can be calculated 
Astrometric binary 
If one significantly brigh...
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GED Test 740 Questions with Verified Answers,100% CORRECT
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GED Test 740 Questions with Verified Answers 
 
"WOW! Mom rides a kayak at noon." How are the underlined words alike? - CORRECT ANSWER They are palindromes 
 
Who was the author of Common Sense: Thomas Paine or Thomas Jefferson? - CORRECT ANSWER Thomas Paine 
 
What is NOT a real shark: hammerhead, shovelhead, or tigerhead? - CORRECT ANSWER tigerhead 
 
What is the force that slows down an object or stops its motion? - CORRECT ANSWER friction 
 
Which is greater than 90 degrees: an acute angle...
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Astronomy Science Olympiad Master Exam Questions And Answers
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Astronomy Science Olympiad Master Exam 
Questions And Answers 
Optical double - answernot actually binaries 
simply two stars lying along same line of sight (similar RA & dec) 
Not gravitationally bound 
Not usefull in determining stellar masses 
Visual binary - answerboth stars resolved independently 
if orbital pd not too long, can monitor motion 
provides angular separation from center of mass 
If dist known, linear separations can be calculated 
Astrometric binary - answerIf one significantl...
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Astro 7N Exam 2 Questions and Answers | Verified Updated| Latest 2024.
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Astro 7N Exam 2 Questions and Answers | Verified Updated| Latest 2024. 
1. 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 
2. If a red giant appears the same brightness as a red main sequence star, which one is 
farther away? 
 A:...
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TSI Testing 126 Questions with Verified Answers,100% CORRECT
- Exam (elaborations) • 27 pages • 2023
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TSI Testing 126 Questions with Verified Answers 
 
In 2010, talk show host Oprah Winfrey and novelist Jonathan Franzen kissed and made up after a nine-year feud. In 2001, Franzen was disinvited from appearing on Winfrey's TV show to pitch his novel The Corrections after he made it clear that he was unhappy about the book's being chosen for the Oprah Book Club. Describing his work as 
"in the high-art literary tradition," Franzen said he didn't want to be associated with the Club, which he a...
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Astro 7N Exam 2 Questions and Answers | Verified Updated| Latest 2024.
- Exam (elaborations) • 15 pages • 2024
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Astro 7N Exam 2 Questions and Answers | Verified Updated| Latest 2024. 
1. 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 
2. If a red giant appears the same brightness as a red main sequence star, which one is 
farther away? 
 A:...
-
Astro 7N Exam 2 Questions and Answers | Verified Updated| Latest 2024.
- Exam (elaborations) • 15 pages • 2024
- Available in package deal
-
- $12.99
- + learn more
Astro 7N Exam 2 Questions and Answers | Verified Updated| Latest 2024. 
1. 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 
2. If a red giant appears the same brightness as a red main sequence star, which one is 
farther away? 
 A:...
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