ASTR 114

State University Of New York - Binghamton

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Exam 2B - Binghamton University ASTR 114 | Latest 2023
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6

september 2023

2023/2024

A+
This exam is entirely multiple choice or true/false. A=T, B=F TRUE/FALSE. Write 'T' if the statement is true and 'F' if the statement is false. 1) The photosphere is about 100 times the diameter of the Earth, and large sunspots are larger than our whole planet. 1) 2) Granulation is the most obvious proof of solar convective energy transport. 2) 3) The solar corona is much cooler than the Sun's surface, hence we must wait for a total solar eclipse to glimpse it with the naked eye. 3)...
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Exam 1- Binghamton University ASTR 114 | Latest2023
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7

september 2023

2023/2024

A+
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) Where on Earth would you be if Polaris (The North Star) was at your zenith? A) North Pole B) Tropic of Cancer C) Arctic Circle D) Equator E) It lies overhead everywhere on Earth. 1) 2) What problem does reflecting telescope adaptive optics correct? A) The light pollution of urban areas B) Defects in the optics of the telescope, such as the original Hubble mirror C) Turbulence in t...
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Exam 3A - Binghamton University ASTR 114 | Latest 2023-2024
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1

9

september 2023

2023/2024

A+
1) The rotation curve of the Milky Way suggests that the majority of the mass of the Milky Way lies farther out than the Sun's orbit. A) True B) False 1) 2) Which of the following best describes the evolutionary track followed on the H-R diagram for the most massive stars (before the star undergoes a Type II supernova)? A) horizontally right, then forms a clockwise loop B) horizontally right, diagonally to lower left, then horizontally right C) diagonally to lower right, then vertical,...
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Exam 3B - Binghamton University ASTR 114 | Latest 2023-2024
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1

9

september 2023

2023/2024

A+
1) The Hertzsprung-Russell Diagram plots ________ against the spectral type or temperature. A) brightness or apparent magnitude B) mass C) distance D) size or density E) luminosity or absolute magnitude 1) 2) Which event marks the birth of a star? A) formation of the planetary nebula B) collapse of an interstellar cloud C) formation of a photosphere D) instability in an interstellar cloud E) fusion of hydrogen atoms into helium atoms 2) 3) Dr. Smith believes that the Hubble constan...
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ASTR 114 Astronomy - Final Exam "Cheat Sheet" | Latest 2023-2024
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3

6

september 2023

2023/2024

A+
 -1.5 magnitude Sirius appears 25x brighter than 2 magnitude Polaris.  “All neutron stars are pulsars, but not all pulsars are neutron stars” FALSE  “Spectroscopic Binary” is the term given to a pair of stars that we can determine are orbiting each other only by measuring their periodic Doppler shifts.  A 6.8 solar mass neutron star does NOT exist.  A loop of gas and charged particles following the magnetic field lines between sunspot’s poles is a Prominence/...
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