scientist

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Across
  1. 5. A discovery when he organized the elements into a periodic table
  2. 7. An invention which allows people to communicate over long distances, that's the telegraph, name his inventor
  3. 8. An astronomer who improved the telescope and supported heliocentrism
Down
  1. 1. A microbiologist who invented a process where liquids like milk are heated to kill bacteria
  2. 2. A naturalist that proposed the theory of evolution by natural selection
  3. 3. A physicist that developed the theory of relativity with E=mc²
  4. 4. A vaccine was developed in a lab where he worked to eliminate polio
  5. 6. A physicist whose equations describe electromagnetism, which unified electric and magnetic forces