Demia's project

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Across
  1. 3. English physician
  2. 6. Made the most accurate and extensive observations of the planets and stars at the time
  3. 8. Considered the father of modern anatomy
  4. 10. Developed precise thermometers filled with mercury to measure temperature
  5. 11. Disproved the theory of combustion; a substance called phlogiston is released during the process of combustion
  6. 12. German astronomer and mathematician; assistant to BrahGalilei
Down
  1. 1. Polish astronomer
  2. 2. The first to use a telescope to study the stars (1610)
  3. 4. English statesman and writer
  4. 5. Believed that scientists needed to reject old assumptions
  5. 7. English philosopher and mathematician
  6. 9. Regarded as a founder of modern chemistry
  7. 10. American public official, scientist, inventor, and writer