Science and Exploration

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Across
  1. 4. an instrument to measure the earth and the heights of the stars in the sky.
  2. 6. The scientist who wrote a book about the human body.
  3. 7. The polish scientist who wrote that the stars were fixed and the other planets moved round the Sun.
  4. 10. the scientist who invented algebra and the decimal point.
  5. 11. In 1519 ___ sailed across the Atlantic Ocean with five ships for the King of Spain
Down
  1. 1. In 1608 a spectacle maker looked through two lenses, one in front of the other.
  2. 2. the word 'algebra' comes from Arabic ______.
  3. 3. the scientist who wrote a famous book on medicine.
  4. 5. In 1609 a italian scientist made a telescope.
  5. 8. the scientist who paid scholars to translate the books into Arabics so that Muslim Scientist
  6. 9. The italian scientist's telescope helped him to see _____ on the moon.