Game Preview

Stars

  •  English    21     Public
    Stars
  •   Study   Slideshow
  • What was the first element in the universe?
    Hydrogen
  •  15
  • When hydrogen is fused together in stars, what does it become?
    Helium
  •  15
  • What is the largest star ever discovered?
    UY Scuti
  •  15
  • What is a star?
    A giant, glowing, ball of gas in space
  •  15
  • What is the longest stage of a stars life?
    the main sequence
  •  15
  • Which stars create heavier elements like calcium and iron?
    Massive stars
  •  15
  • What do we call a baby star?
    A protostar
  •  15
  • How do massive stars die?
    A giant explosion called a supernova
  •  15
  • Once average stars have finished burning hydrogen, they get bigger and turn into ______.
    Red supergiant stars
  •  15
  • What do stars form from?
    Molecular clouds
  •  15
  • What force pulls matter together to create stars and planets?
    Gravity
  •  15
  • What word means the creation of atoms?
    Nucleosynthesis
  •  15
  • Which 2 elements were created during the big bang?
    Hydrogen and Helium
  •  15
  • What do we call the creation of heavy elements in stars?
    Stellar Nucleosynthesis
  •  15
  • 90% of stars in the universe are ____________ stars.
    Main sequence
  •  15
  • Nitrogen, Oxygen, and _______ are created during the Helium burning process.
    Carbon
  •  15