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- 1. Multiple Choice
What is the name of the gas/dust clouds that form stars?NebulasProtostarsSupernovaNeutron Star - 2. Multiple ChoiceWhat is the name of the explosion at the death of a massive star?SupergiantSupernovaBlack HoleNebula
- 3. Multiple ChoiceThe main elements in a star's composition are _______ and ________.hydrogen, heliumcarbon, heliumhydrogen, ironhelium, dark matter
- 4. Multiple Choice______ is a force that causes dust particles to stick together in a nebula.nuclear fusiongravityhydrogeniron
- 5. Multiple ChoiceFor stars that are bigger than our sun what happens when it no longer a main sequence star?It becomes a protostar.It becomes a super giant.It becomes a white dwarf.It becomes a red giant.
- 6. Multiple ChoiceLow-mass stars eventually collapse into what final star remnant?Black holesNeutron starsWhite dwarfsNebulae
- 7. Multiple ChoiceVery massive stars eventually collapse into what final star remnant?Neutron starsBlack holesWhite dwarfsProtostars
- 8. Multiple ChoiceH-R diagrams measure both a star's ______ and _______.mass and colorabsolute magnitude and tempuraturebrightness and compositionlocation and type
- 9. Multiple ChoiceVery hot stars are what color?BlueYellowRedOrange
- 10. Multiple ChoiceWhich star has the lowest luminosity?ABCD
- 11. Multiple ChoiceWhich star has the lowest temperature?ABCD
- 12. Multiple ChoiceWhich star is considered a Main Sequence Star?ABCD
- 13. Multiple ChoicePut the stars in order from hottest to coolest.Blue, Red, White, Yellow, Orange,Red, White, Yellow, Orange, BlueBlue, White, Yellow, Red, OrangeBlue, White, Yellow, Orange, Red
- 14. Multiple ChoiceWhich of these is in the correct order for very massive stars?nebula, protostar, main sequence star, red supergiant, supernova, black holeprotostar, nebula, main sequence star, red supergiant, supernova, black holenebula, protostar, red supergiant, main sequence star, supernova, black holenebula, protostar, main sequence star, red supergiant, black hole, supernova
- 15. Multiple ChoiceA collection of stars, dust, and gas bound together by gravity is...UniverseSolar SystemPlanetGalaxy
- 16. Multiple Choice
Our sun is in what stage?
planetary nebula
protostar
main sequence
red giant
- 17. Multiple Choice
What color is our sun?
orange
yellow
yellow white
yellow orange
- 18. Multiple ChoiceAfter a supernova, the core can collapse into a neutron star, or if massive enough even a ___________.Black HoleWhite DwarfBrown DwarfBlack Dwarf
- 19. Multiple ChoiceA black hole is an object so dense with so much gravity that even ________ cannot escape.manbaconspaceshipslight
- 20. Multiple ChoiceThe color of a star depends on itssizetemperatureshapemagnitude
- 21. Multiple ChoiceBrightness of a star as seen from Earthparallaxapparent magnitudeabsolute magnitudespectrum
- 22. Multiple ChoiceAs gravity pulls gas and dust into a sphere that becomes denser and hotter, and a sunlike star begins to form, it is called a(n)white dwarfred dwarfsupergiantprotostar
- 23. Multiple ChoiceThe Milky Way galaxy is described as a disk of stars orbiting a central point on the disk. Which of these best explains why people on Earth cannot see the entire shape of the Milky Way?Earth is a part of this galaxyMany more stars exist outside the galaxyThe stars in the center of the galaxy are extremely small.The center of the galaxy consists of a dense cluster of stars.
- 24. Multiple ChoiceBased on this diagram which type of stars would belong to spectral class M and have the lowest luminosity?Main Sequence StarsGiantsSuper GiantsWhite Dwarfs
- 25. Multiple ChoiceBased on this diagram which type of stars would belong to spectral class G and have the highest luminosity?Main Sequence StarsGiantsSuper GiantsWhite Dwarfs
- 26. Multiple ChoiceBased on this diagram which type of stars would belong to spectral class B and have the lowest luminosity?Main Sequence StarsGiantsSuper GiantsWhite Dwarfs
- 27. Multiple ChoiceBarnard's Star has a temperature of 2,800, what is its spectral class?
Spectral Class O
Spectral Class ASpectral Class GSpectral Class M - 28. Multiple ChoiceZeta Eridani has a temperature of 40,000 what is its spectral class?Spectral Class OSpectral Class ASpectral Class GSpectral Class M
- 29. Multiple ChoiceProcyon B has a temperature of 6,000, what is its spectral class?Spectral Class OSpectral Class ASpectral Class GSpectral Class M
- 30. Multiple ChoiceAlcor has a temperature of 11,000, what is its spectral class?Spectral Class OSpectral Class ASpectral Class GSpectral Class M
- 31. Multiple ChoiceWhich of the following best describes a star? A star is a celestial body ---composed of rock and metal with a very high densitythat is too big to be an asteroid, but too small to be a planet.that rotates on an axis and revolves around the Suncomposed of gases that emit light due to nuclear reactions
- 32. Multiple ChoiceWhich of the following best describes a nebula. A nebula isa region in the solar system that is occupied by irregularly shaped bodiesa large and icy celestial body with an irregular orbit around the Suna natural satellite created by the collision of two large asteroidsan interstellar cloud of dust, hydrogen, helium and other gases
- 33. Multiple ChoiceWhich of the following best describes a galaxy? A galaxy is ---A particle of debris in the solar system that does not act as a satellite of any planeta visible body of liquid or frozen crystal droplets suspended above a planetary surfacea massive system of stars, gas, dust and dark matter bound together by gravity.the visible path of a meteoroid as it enters Earth's atmosphere
- 34. Multiple ChoiceAn interstellar cloud of dust and gases that serves as a location for the formation of new stars isa meteora planeta galaxya nebula
- 35. Multiple ChoiceGalaxies are classified into all of the following types by their shapes except --spiralellipticallenticularcrescent
- 36. Multiple ChoiceWhich of the following is an accurate description of the relationship between components of the universe?Stars always contain galaxiesGalaxies contain many starsStars contain several nebulaeNebulae contain many galaxies
- 37. Multiple ChoiceA characteristic of a nebula is that itis at the center of the solar systemis a region where stars are bornforms halfway through a star's life cyclehas the coolest temperature in space
- 38. Multiple ChoiceWhich of the following components of the universe is best described as a system of stars, gases, and dust held together by gravity.a nebulaa planeta meteora galaxy
- 39. Multiple ChoiceGalaxies are classified by their shapes into all of the following types exceptspiral galaxyirregular galaxyoblong galaxyelliptical galaxy
- 40. Multiple ChoiceThe stars and all the other matter in a galaxy are held together by which of the following?Dark MatterInertiagravitymagnetism
- 41. Multiple ChoiceWhich of the following components of the universe is best described as an interstellar cloud of dust and gases where stars are formed?a nebulaa planeta meteora galaxy
- 42. Multiple ChoiceStars are made up mostly of which two elements?Hydrogen and HeliumMercury and StrontiumIron and PotassiumKrypton and Bismuth
- 43. Multiple ChoiceA system of stars, gas, dust, and dark matter bound together by gravity is called ---an asteroida nebulaa galaxya moon
- 44. Multiple ChoiceA Hertzsprung-Russell diagram is shown below.
Based on this diagram, which type of stars would belong to spectral class M and have the highest luminosity?Main-sequence starsGiantsWhite dwarfsSupergiants - 45. Multiple ChoiceWhy does Earth get more energy from the sun than from all the other stars in the universe combined?The sun is much larger than other stars.The sun is much hotter than the other stars.The sun is much more denseThe sun is much closer than the other stars.
- 46. Multiple ChoiceWhat type of galaxy is this?SpiralEllipticalIrregularIrrational
- 47. Multiple ChoiceThe Hertzprung Russell Diagram consists of two axis that are labelled...Luminosity and SizeLuminosity and TemperatureLuminosity and Age
- 48. Multiple ChoiceThe Hertzsprung-Russell diagram is provided, which is used for classifying stars based on the relationship between their brightness and their temperature and color. Regulus belongs in which of the following classifications?Super GiantsGiantsMain Sequence StarsWhite Dwarfs
- 49. Multiple Choice
What is the graph that shows the relations between a star's surface temperature and absolute magnitude(luminosity)?
H-R Diagram
Star Cluster Map
Einstein's Diagram
Newton's Chart of Stars
- 50. Multiple ChoiceAll planets in our solar system orbit the sun because of the Sun's gravity.TrueFalse
- 51. Multiple ChoiceThe sun is in the center of theUniverseSolar systemMilly Way Galaxy
- 52. Multiple ChoiceWhat type of galaxy is Earth in?
TEK 8.8Aellipticalirregularspiralsquare - 53. Multiple ChoiceWhich of the following EM waves has the shortest wavelength?
TEK 8.8Cradiomicrowavevisible lightx-ray - 54. Multiple ChoiceWhat happens to an electromagnetic wave as the frequency decreases?
TEK 8.8Cenergy increases and wavelength gets shorterenergy decreases and wavelength gets shorterenergy increases and wavelength gets longerenergy decreases and wavelength gets longer - 55. Multiple ChoiceWhat wave is best used to determine if galaxies are moving towards or away from us?
TEK 8.8Csoundvisible lightgamma rayradio waves - 56. Multiple Choice
What can be used to determine objects movement relative to the earth
the herzsprong-russel diagram
electromagnetic spectrum
nebula
luminosity
- 57. Multiple Choice
The electromagnetic spectrum uses different _________________ to distinguish from the different forms of radiation.
amplitude of wave
speed
wavelength
intensity
- 58. Multiple ChoiceHow can you rearrange the words to match the diagram correctly in terms of size and space?Solar System in the largest circle, then Nebula, followed by the Galaxies in the smallest circle.Nebula in the largest circle, then Galaxies, followed by the Solar System in the smallest circle.Galaxies in the largest circle, then Nebula, followed by the Solar System in the smallest circle.The diagram is labeled correctly.
- 59. Multiple ChoiceAnalyze this HR Diagram. Which group of stars is considered to have lower than average luminosity as well as a higher than average temperature?GiantsMain SequenceWhite DwarfsSuper Giants
- 60. Multiple ChoiceAnalyze this HR Diagram. Which group of stars is considered to have higher than average luminosity as well as a lower than average temperature?GiantsMain SequenceWhite DwarfsSuper Giants
- 61. Multiple ChoiceOur Sun is located near the edge of a _____ ______ galaxy, named the ____________.disc shaped, Milky Waydisc shaped, Solar Systemelliptical shaped, Milky Wayelliptical shaped, Solar System
- 62. Multiple Choice
Where would our Sun be located in the Milky Way?
A
B
C
- Answer choicesTagsAnswer choicesTags