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5 Written questions

5 Matching questions

  1. Which is larger: a solar system or a galaxy?
  2. What shape is the Milky Way galaxy?
  3. From birth to death, our sun is expected to spend a total of __________________ years in its main sequence, before running out of Hydrogen fuel
  4. The coolest stars burn ________, while the hottest stars burn ________.
  5. A star enters its red giant stage when it begins fusing which element?
  1. a red; (yellow, white); blue
  2. b a galaxy
  3. c helium
  4. d spiral
  5. e 10 billion years

5 Multiple choice questions

  1. the universe is expanding
  2. extreme heat and pressure
  3. iron
  4. Big Bang theory
  5. nuclear fusion

5 True/False questions

  1. Stars are born from clouds of dust and gas called __________________.nebulae


  2. The larger a star is, the ____________ its main sequence will be.shorter


  3. Mysterious matter that doesn't emit light is called ______________________.dark matter


  4. In a star's main sequence the element _____________ is being fused into the element _____________.hydrogen, helium


  5. What is the name of the galaxy we live in?Milky Way


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