Physics crossword

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Across
  1. 1. Newtons laws
  2. 4. invented the telescope
  3. 6. theory of relativity
  4. 8. nuclear physicist
  5. 9. first hominid sent into space
  6. 10. first successful moon landing
Down
  1. 2. heliocentric theory
  2. 3. first creature in space
  3. 5. English physicist and musician
  4. 7. fist women in space