Universe
3 years ago
kvelador
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20 QuestionsShow answers
  • Question 1
    30 seconds
    Q. According to this Hertzsprung-Russell Diagram which stars are brightest?
    answer choices
    Purple
    Red
    Blue
    Yellow
  • Question 2
    30 seconds
    Q. Black Holes are thought to be remnants of ______________ explosion.
    answer choices
    Death Star
    The Big Bang Theory
    Supernova
    Planetary Nebula
  • Question 3
    30 seconds
    Q. Hertzsprung-Russell Diagram shows the correct order of decreasing surface temp for stars is?
    answer choices
    Red, Yellow, White, Blue
    Red, Yellow, Red, Yellow
    Blue, White, Yellow, Red
    Blue, Red, White, Yellow
  • Question 4
    30 seconds
    Q. The shape of our Milky Way galaxy can be classified as ____________.
    answer choices
    Spiral
    Elliptical
    Irregular
    French
  • Question 5
    30 seconds
    Q. The Sun's position in the Milky Way galaxy is on the _______ of a spiral away from the center.Skip
    17
    answer choices
    Center
    Edge
    Middle
    Outside
  • Question 6
    30 seconds
    Q. Huge clouds of dust and gas are called
    answer choices
    Star
    Nebulae
    Neutron Star
    Comets
  • Question 7
    30 seconds
    Q. What is a light year?
    answer choices
    A unit of time
    The time light takes to travel though a vacuum in one year.
    10 thousand meters
    How far light travels through the vacuum in one year.
  • Question 8
    30 seconds
    Q. Which stars have the highest surface temperature?
    answer choices
    Yellow
    Red
    Blue
    Orange
  • Question 9
    30 seconds
    Q. Betelgeuse is classified as a ____________ star.
    answer choices
    Supergiant
    Giant
    White Dwarf
    Main Sequence
  • Question 10
    30 seconds
    Q. Our Sun is a ______________ star.
    answer choices
    Blue 
    Main Sequence
    Yellow
    Orange
  • Question 11
    30 seconds
    Q. Which type of stars belong in spectral class K and have the lowest luminosity?
    answer choices
    White Dwarf
    Giants
    Main Sequence
    Supergiants
  • Question 12
    30 seconds
    Q. The stars with the lowest temperature are ________________.
    answer choices
    Orange
    Red
    Blue
    White
  • Question 13
    30 seconds
    Q. What property of a light wave changes to cause a blue or red shift?
    answer choices
    Trough
    Amplitude
    Wavelength
    Speed
  • Question 14
    30 seconds
    Q. Luminosity measures a star's _____________________.
    answer choices
    Color
    Temperature
    Brightness
  • Question 15
    30 seconds
    Q. What information can the Electromagnetic Spectrum help you obtain from stars?
    answer choices
    Distance
    Temperature
    Chemical Composition
    All of them.
  • Question 16
    30 seconds
    Q. A massive star could become a ______.
    answer choices
    Neutron Star
    Red Giant
    White Dwarf
    Average Star
  • Question 17
    30 seconds
    Q. A huge collection of stars is a?
    answer choices
    Universe
    Galaxy
    Movie
    Nebulae
  • Question 18
    30 seconds
    Q. Scientist that believe in the Big Bang Theory think that the universe was once much ____________.
    answer choices
    smaller and cooler
    brighter and larger
    heavier and darker
    denser and hotter
  • Question 19
    30 seconds
    Q. Which type of galaxy has the highest percentage of old stars?
    answer choices
    Elliptical
    Irregular
    Spiral
    Hollywood
  • Question 20
    30 seconds
    Q. What color are the brightest stars on the main sequence?
    answer choices
    Red
    Yellow
    Blue
    White
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