Passion to knowledge They the first

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Across
  1. 2. - Physiology, Reflex system
  2. 4. - Constructor, Bridge
  3. 6. - Chemistry, Periodic Table of chemical elements
  4. 8. - Geometry, Theorema
  5. 9. — Constructor, Spaceship and Satellite
  6. 10. - Inventes the radio
Down
  1. 1. - Physics, Theory of Ecalution
  2. 3. - Physics, Theory of Relativity
  3. 5. - Physical Chemistry, discovered the atmosphere in Venus, Moscow Universisty
  4. 7. - Invents the telephone