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5 Written questions

5 Matching questions

  1. What object will be created by the supernova when the leftover core is more than 5 times the mass of the Sun?
  2. What shape is the Milky Way galaxy?
  3. Which is larger: a solar system or a galaxy?
  4. From birth to death, our sun is expected to spend a total of __________________ years in its main sequence, before running out of Hydrogen fuel
  5. What conditions are necessary for nuclear fusion to occur?
  1. a extreme heat and pressure
  2. b a galaxy
  3. c black hole
  4. d spiral
  5. e 10 billion years

5 Multiple choice questions

  1. dark energy
  2. helium
  3. nebulae
  4. the universe is expanding
  5. 13.7 billion years

5 True/False questions

  1. What object will be created by the supernova when the leftover core is less than about 5 times the mass of the Sun?neutron star

          

  2. Which theory explains that all matter in the universe expanded from a single point?Hubble's Law

          

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

          

  4. What is the most widely accepted explanation for how the universe formed?Big Bang theory

          

  5. The distance that light can travel in one year is called a ____________________.dark matter

          

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