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UNIT 5 BASKETBALL REVIEW
 

UNIT 5 BASKETBALL REVIEW

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    UNIT 5 BASKETBALL REVIEW UNIT 5 BASKETBALL REVIEW Presentation Transcript

    • UNIT 5Stars and Galaxies
      Basketball Review
    • QUESTION 1
      The standard distance astronomers have adapted when calculating absolute visual magnitude is
      1 pc
      10 pc
      100 pc
      1000 pc
    • QUESTION 2
      The total energy a star radiates in one second is know as its
      Flux
      Temperature
      Radiation
      Luminosity
    • QUESTION 3
      Where are white dwarfs located on the HR diagram?
      Center
      Upper left
      Lower left
      Lower right
    • QUESTION 4
      The most common place on the HR diagram is which section of stars?
      Supergiants
      Giants
      Main-sequence
      White dwarfs
    • QUESTION 5
      Compared to the Balmer lines of Hydrogen in the spectra of a supergiant star, a main-sequence star consists of Balmer lines that are considerably
      broader
      narrower
      stronger
      weaker
    • QUESTION 6
      Which of the following Roman Numerals is representative of the luminosity class for a giant star?
      Ib
      III
      V
      VII
    • QUESTION 7
      What percentage of stars in our Milky Way galaxy are binary stars?
      < 1%
      10%
      25%
      > 50%
    • QUESTION 8
      Which of the following is not a type of binary star system?
      Visual
      Stellar
      Spectroscopic
      Eclipsing
    • QUESTION 9
      What marks the first stage of a star’s development, only detectable at IR wavelengths?
      nebula
      protostar
      main-sequence
      dwarf
    • QUESTION 10
      Stars below _____ do not get hot enough to ignite nuclear fusion and are known as brown dwarfs.
      0.01 M8
      0.08 M8
      0.15 M8
      1.04 M8
    • QUESTION 11
      Which of the following is not one of the laws of stellar structure?
      Hydrostatic equilibrium
      Convection coefficient
      Energy transport
      Conservation of mass
    • QUESTION 12
      Which of the following star groups has the longest lifetime?
      Red dwarfs
      Mid main-sequence
      Giants
      Supergiants
    • QUESTION 13
      The lifetime expectancy of our Sun is
      5 million years
      10 million years
      5 billion years
      10 billion years
    • QUESTION 14
      When a gas is so dense its electrons are no longer free to change their energy, astronomers refer to it as
      Instable matter
      Degenerate matter
      Invisible matter
      Dark matter
    • QUESTION 15
      Helium fusion into Carbon during the Red Giant stage of a star is also referred to as the
      Carbon-Nitrogen-Oxygen Cycle
      Beta Particle Synthesis
      Thermonuclear Carbonation
      Triple Alpha Process
    • QUESTION 16
      The onset of Helium fusion occurs very quickly in an event known as a
      Hydrogen disposal
      Red Giant initiation
      Helium flash
      Nova explosion
    • QUESTION 17
      When a dying giant star expels its outer atmosphere in repeated surges, a _____ is likely to result; also considered to “final breath” of medium-mass stars.
      Nova explosion
      White dwarf
      Planetary nebula
      Supernova
    • QUESTION 18
      A star’s collapsing core more massive than 1.4 M8 cannot become a white dwarf because this represents the
      Event Horizon
      Chandrasekhar Limit
      Singularity Point
      Mass Boundary
    • QUESTION 19
      During the evolution of binary stars
      Mass remains with the larger star throughout the duration of its life.
      The two stars will combine forming a massive supernova.
      A transfer of mass occurs repeatedly between the two stars.
      Both stars collide and ultimately form a black hole.
    • QUESTION 20
      Heavy element fusion ends with what element being produced?
      Iron
      Silicon
      Carbon
      Neon
    • QUESTION 21
      Which nebula is a supernova remnant?
      Crab
      Helix
      Hourglass
      Cat’s Eye
    • QUESTION 22
      What is the main difference between a Type I and a Type II supernova?
      Type I are visible for a shorter amount of time than Type II
      Type II are more intense than Type I
      Type I have spectra containing no Hydrogen lines
      Type II have no spectra produced due to their high intensity
    • QUESTION 23
      Spinning neutron stars are known as
      neutrinos
      jets
      pulsars
      radials
    • QUESTION 24
      The upper mass limit for the collapsing core of a neutron star is
      1.4 M8
      2.1 M8
      3.0 M8
      4.7 M8
    • QUESTION 25
      Which of the following is not a type of galaxy?
      Spiral
      Elliptical
      Spherical
      Irregular