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Astronomy Vocabulary

Quiz by Leiasierra Grigg

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21 questions
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  • Q1
    Earth and all of the other planets that orbit our sun
    Solar System
    30s
  • Q2
    large celestial body that orbits a star
    Planet
    30s
  • Q3
    the star in the center of our solar system
    Sun
    30s
  • Q4
    large sphere of super-heated plasma that gives of light and other radiation
    Star
    30s
  • Q5
    large planet in the outer part of the solar system made gas
    Gas Giant
    30s
  • Q6
    small celestial body that orbits a planet
    Moon
    30s
  • Q7
    collection of solar systems spiraling around a black hole in the center of the galaxy. Our galaxy is called the Milky Way.
    Galaxy
    30s
  • Q8
    all of known space
    Universe
    30s
  • Q9
    one trip around the sun (year)
    Revolution
    30s
  • Q10
    Slow movement in Earth's axis (26,000 years). It changes which stars we can see.
    Precession
    30s
  • Q11
    small "wobble" in the precession path. It has a small impact on climate
    Nutation
    30s
  • Q12
    Center of mass (balancing point) between two or more objects
    Barycenter
    30s
  • Q13
    oval shaped path that our planet moves in
    Elliptical
    30s
  • Q14
    the splitting of atoms, releasing a lot of energy
    fission
    30s
  • Q15
    transfer of energy through electromagnetic waves
    radiation
    30s

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