User:Marshallsumter/Radiation astronomy1/Infrareds/Quiz

Infrared astronomy is a lecture as part of the department of radiation astronomy course on the principles of radiation astronomy.

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Quiz
{The Sun may be a first astronomical source of? + blue rays - X-rays + cyan rays + infrared rays + protons + neutrinos
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{Yes or No, HR 4731, α2 Cru is an infrared source in the constellation Crux. + Yes - No
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{Which of the following are radiation astronomy phenomena usually associated with lithium emission? + a green emission line - nucleosynthesis + an orange line at 610.3 nm + the Spite plateau + lithium-drifted silicon detectors - the Fraunhofer E line - asymptotic supergiant branch + an infrared line at 812.6 nm
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{True or False, In 1926 there were no national observatories (except the Naval Observatory), very little chance for guest observing elsewhere, no radio astronomy, no X-ray astronomy, no satellite astronomy, and very little infrared or even red astronomy! + TRUE - FALSE
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{Which types of radiation astronomy directly observe the rocky-object surface of Venus? - meteor astronomy - cosmic-ray astronomy - neutron astronomy - proton astronomy - beta-ray astronomy - neutrino astronomy - gamma-ray astronomy - X-ray astronomy - ultraviolet astronomy - visual astronomy - infrared astronomy - submillimeter astronomy + radio astronomy + radar astronomy + microwave astronomy - superluminal astronomy
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{True or False, The rocky surface of the planet Venus can be detected when Venus is observed using infrared astronomy. - TRUE + FALSE
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{Complete the text: Astronomers place the submillimetre waveband between the { far-infrared (i) } and { microwave (i) } wavebands, typically taken to be between a few hundred micrometres and a millimetre.
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{True or False, The Earth's atmosphere does not transmit infrared radiation between 6 and 7 microns in wavelength because of water vapor. + TRUE - FALSE
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{Complete the text: Match up the radiation letter with each of the detector possibilities below: Meteors - A Cosmic rays - B Neutrons - C Protons - D Electrons - E Positrons - F Neutrinos - G Muons - H Gamma rays - I X-rays - J Ultraviolet rays - K Optical rays - L Visual rays - M Violet rays - N Blue rays - O Cyan rays - P Green rays - Q Yellow rays - R Orange rays - S Red rays - T Infrared rays - U Submillimeter rays - V Radio rays - W Superluminal rays - X multialkali (Na-K-Sb-Cs) photocathode materials { L (i) }. F547M { Q (i) }. 511 keV gamma-ray peak { F (i) }. F675W { T (i) }. broad-band filter centered at 404 nm { N (i) }. a cloud chamber { B (i) }. ring-imaging Cherenkov { X (i) }. coherers { W (i) }. effective area is larger by 104 { H (i) }. F588N { R (i) }. pyroelectrics { U (i) }. a blemish about 8,000 km long { A (i) }. a metal-mesh achromatic half-wave plate { V (i) }. coated with lithium fluoride over aluminum { K (i) }. thallium bromide (TlBr) crystals { O (i) }. F606W { S (i) }. aluminum nitride { J (i) }. heavy water { G (i) }. 18 micrometers FWHM at 490 nm { P (i) }. wide-gap II-VI semiconductor ZnO doped with Co2+ (Zn1-xCoxO) { M (i) }. a recoiling nucleus { C (i) } high-purity germanium { I (i) }. magnetic deflection to separate out incoming ions { E (i) }. 2.2-kilogauss magnet used to sweep out electrons { D (i) }.
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{Complete the text: Match up the item letter with each of the possibilities below: superluminals - A radios - B radars - C microwaves - D submillimeters - E infrareds - F reds - G oranges - H deuterium enrichment of cometary water { F (i) } interstellar-comet connection { B (i) }. a macroscopic superstring { A (i) }. force of life { H (i) }. rings of Saturn { C (i) }. volcanic activity throughout Vesta { G (i) }. a silicon composite bolometer fed by a Winston cone { E (i) }. present-day fluctuations an order of magnitude larger { D (i) }.
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{True or False, Infrared astronomy began in the 1730s, a few decades after the discovery of infrared light by William Herschel - TRUE + FALSE
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{Complete the text: Match up the radiation type with the satellite: meteor - A cosmic ray - B neutral atoms - C neutron - D proton - E electron - F positron - G neutrino - H gamma ray - I X-ray - J ultraviolet - K optical - L visual - M violet - N blue - O cyan - P green - Q yellow - R orange - S red - T infrared - U submillimeter - V microwave - W radio - X radar - Y superluminal - Z { M (i) }. { X (i) }. { J (i) }. { Z (i) }. { N (i) }. { I (i) }. { Y (i) }. { H (i) }. { L (i) }. { C (i) }. { P (i) }. { E (i) }. { W (i) }. { O (i) }. { A (i) }. { Q (i) }. { G (i) }. { K (i) }. { V (i) }. { D (i) }. { U (i) }. { R (i) }. { F (i) } { S (i) }. { B (i) }. { T (i) }.
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{True or False, The infrared spectra of olivine and enstatite are essentially unchanged after proton bombardment. + TRUE - FALSE
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{Cheomseongdae was involved in which of the following astronomies? - cosmic-ray astronomy - infrared astronomy - neutrino astronomy + visual astronomy - ultraviolet astronomy - radio astronomy
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{The cosmic infrared background (CIB) causes a significant attenuation for very high energy protons through inverse Compton scattering, photopion and electron-positron pair production. + TRUE - FALSE
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{Complete the text: Methane possesses prominent { absorption bands|absorption (i) } in the visible and near-infrared (IR) making { Uranus (i) } aquamarine or { cyan (i) } in color.
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{Infrared astronomy has really helped to detect what type of astronomical object? - a stellar class G dwarf - the hydrogen Balmer alpha line - the photosphere of the Sun + extrasolar planets - lithium - the CMB
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{Which of the following may be true regarding the interacting galaxies of UGC 9618? + the pair of galaxies appear to be interacting rather than a mere galaxy double + a lack of luminous sources at any wavelength in the interaction volume + asymmetry is approximately centered on the interaction volume + a common origin originally between them + the large X-ray output surrounding primarily the more central portion of the edge-on galaxy suggests a very high temperature galactic coronal cloud + the infrared portion of the composite image with ultraviolet strongly suggests that the edge-on galaxy is much cooler in general than the face-on galaxy + orange and yellow astronomy reveal that the edge-on galaxy may be composed of older or cooler stars - VV340A appears to be more than 33 % involved in the interaction
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{Which of the following are phenomena usually associated with fluorine emission? + fluorine emission lines in the green are relatively weak + fluorine lines in the near infrared are usually much stronger than the green lines + F I has lines in the green + F II has lines in the green + F III has at least one line in the green - the Fraunhofer E line
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{True or False, The European Space Agency's Herschel Space Observatory has aboard the Photodetector Array Camera and Spectrometer (PACS) which operates in three bands centred on 70, 100, and 160 μm, respectively. + TRUE - FALSE
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{The Spitzer Space Telescope has the following phenomena usually associated with it? + cryogenically-cooled + 85 cm diameter + f/12 - lightweight boron + 3 - 180 µm wavelength range - the Fraunhofer E line
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Hypotheses

 * 1) Questions about infrared astronomy can touch on any and all wavelengths.