Physics

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Across
  1. 5. huge area that surrounds blackhole, with the extremely big amount of energy.
  2. 8. The fastest development of humanity
  3. 10. Common name of exoplanets
Down
  1. 1. Speed of the change in velocity
  2. 2. Speed with the vector
  3. 3. The biggest satellite of Saturn
  4. 4. Red planet
  5. 6. Astronomical unit, powerful giant that expresses the heat.
  6. 7. observatory with the most developed telescope
  7. 9. American program of exploring the MOON