Stars/Betelgeuse/Quiz

Betelgeuse is a lecture about the star Betelgeuse. It is in a series of lectures from the radiation astronomy department on stars and stellar configurations.

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Quiz
{Which of the following is not a spectral class B star? - Spica + Betelgeuse - Bellatrix - Rigel - Regulus - Achernar
 * type=""}

{Chemistry phenomena associated with a star are likely to be - at least three-quarters of the human genome + hydrogen gas + lithium gas - pressure + ions - plastic
 * type="[]"}

{Which of the following is not a spectral class A star? - Sirius A - Vega + Betelgeuse - Deneb - Altair - Fomalhaut
 * type=""}

{True or False, The character, sign, or symbol ⊙ may represent the Sun. + TRUE - FALSE
 * type=""}

{Which of the following is not a stellar source? - Betelgeuse + Mercury - Regulus - Mira - Sirius B - Vega
 * type=""}

{True or False, Alpha Lyrae is a known (SIMBAD) X-ray source. + TRUE - FALSE
 * type=""}

{Which of the following is not a spectral class F star? - Polaris - Alrakis + Betelgeuse - Procyon - Canopus - Wezen
 * type=""}

{The standard condition for temperature and pressure is likely to be which of the following? - Betelgeuse - 1 atm - 0 K + 273.15 K - 1 isobar
 * type=""}

{Complete the text: A sample of 23 stars contained objects with (1) strong Be and strong B, (2) weak Be and strong { B|boron (i) }, (3) strong { Be|beryllium (i) } and weak B, and (4) weak { Be|beryllium (i) } and { B|boron (i) }.
 * type="{}"}

{Which of the following is not a spectral class G star? - Alpha Centauri A - Capella - Sun + Betelgeuse - Tau Ceti - Kepler-22
 * type=""}

{True or False, The character, sign, or symbol ⊚, ⨀, ⦿, or ⊙ may represent Saturn. + TRUE - FALSE
 * type=""}

{Complete the text: Match up the stellar image with the radiation astronomy: meteor astronomy - A neutrino astronomy - B gamma-ray astronomy - C X-ray astronomy - D ultraviolet astronomy - E visual astronomy - F violet astronomy - G blue astronomy - H yellow astronomy - I red astronomy - J orange astronomy - K infrared astronomy - L radio astronomy - M { G (i) }. { F (i) }. { A (i) }. { J (i) }. { D (i) }. { M (i) }. { E (i) }. { B (i) }. { K (i) }. { I (i) }. { L (i) }. { H (i) }. { C (i) }.
 * type="{}"}

{Which of the following is not a spectral class K star? - Alpha Centauri B - Epsilon Eridani - Arcturus - Aldebaran + Tau Ceti - Algol B
 * type=""}

{Any object forming on a dynamical timescale, by gravitational instability, is a { star (i) }
 * type="{}"}

{Complete the text: Match up the approximate luminosity class with each of the stellar class possibilities below: 0 - A I - B II - C III - D IV - E V - F VI - G VII - H giants { D (i) }. supergiants { B (i) }. white dwarfs { H (i) }. main-sequence { F (i) }. bright giants { C (i) }. subdwarfs { G (i) }. subgiants { E (i) } hypergiants { A (i) }.
 * type="{}"}

{Which of the following is not a spectral class O star? - Alpha Camelopardalis - Tau Canis Majoris - Plaskett's star + Betelgeuse - Pistol Star - Zeta Puppis
 * type=""}

{Complete the text: Match up the effective temperature with its spectral class: O - A B - B A - C F - D G - E K - F M - G L - H T - I Y - J 7,000 K { D (i) }. 2,000 K { H (i) } 15,000 K { B (i) }. 4,000 K { F (i) }. 400 K { J (i) } 9,000 K { C (i) }. 3,000 K { G (i) }. 5,500 K { E (i) } 45,000 K { A (i) }. 1,000 K { I (i) }
 * type="{}"}

{Which of the following is not a spectral class M star? - Betelgeuse - Antares - Proxima Centauri - Barnard's star - VY Canis Majoris + Algol B
 * type=""}

{Complete the text: Match up the white dwarf classification with its distinctive characteristic: DA - A DB - B DC - C DO - D DQ - E DX - F DZ - G a helium-rich atmosphere, indicated He II spectral lines { D (i) }. a helium-rich atmosphere, indicated He I spectral lines { B (i) }. spectral lines are insufficiently clear to classify { F (i) }. no strong spectral lines { C (i) }. a metal-rich atmosphere { G (i) }. a carbon-rich atmosphere { E (i) } a hydrogen-rich atmosphere { A (i) }.
 * type="{}"}

{True or False, Regulus is a known (SIMBAD) X-ray source. + TRUE - FALSE
 * type=""}

{Which of the following elements have or appear to have lines occurring in the spectra of Vega? + hydrogen + helium - lithium - beryllium + boron + carbon + nitrogen + oxygen + fluorine - neon
 * type="[]"}

{Yes or No, Molecular lines for H2O in the spectra for Betelgeuse are likely from water vapor in the Earth's atmosphere or the accretion disk around Betelgeuse. + Yes - No
 * type=""}

{The heavier element lines that occur in the spectrum of Betelgeuse are likely to be - lanthanum (La) + magnesium (Mg) - uranium (U) + titanium (Ti) - silicon (Si) - iron (Fe)
 * type="[]"}

{True or False, From only its X-ray properties, Betelgeuse is a Sirius-like X-ray source. - TRUE + FALSE
 * type=""}

{Complete the text: Match up the star with the constellation: Capella - A Sirius - B Deneb - C Anser - D Altair - E Vega - F Betelgeuse - G Vulpecula { D (i) }. Orion { G (i) }. Canis Major { B (i) }. Lyra { F (i) }. Cygnus { C (i) }. Aquila { E (i) } Auriga { A (i) }.
 * type="{}"}

{True or False, Betelgeuse and BD+38 3238D may be a binary system. - TRUE + FALSE
 * type=""}

Hypotheses

 * 1) Betelgeuse is an X-ray spectral class star like the Sun.