dark matter

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  1. 3. dark matter does not give off any kind of _________
  2. 5. dark matter influences the path of _________ traveling towards earth
  3. 7. dark matter is thought to be responsible for much of the ____ in the universe
  4. 8. instruments that are used to find ______ matter cannot find dark matter
  5. 10. the only way we can tell if dark matter is there is by how it affects things we can see by _______
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  1. 1. dark ______ makes up 26.8% of the known universe
  2. 2. dark ______ makes up 68.3% of the known universe
  3. 4. gravitational _______ is of one of the many things that make scientists believe in dark matter
  4. 6. 15% of the universe is made of _____, the rest is dark matter
  5. 9. who was dark matter first proposed by?