Science club

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Across
  1. 2. The brothers are born in _______.
  2. 4. Discovered gravitational force, established three universal laws of motion, came up with binomial theorem and was a co-creator of calculus
  3. 6. Dmitri Mendeleev created the first version of the _____ of elements and used it to predict the properties of yet to be discovered elements
  4. 8. E = mc^2 developer
  5. 10. Antonie van Leeuwenhoek considered the father of _____ he is better known for his work on microscopes
  6. 11. the brothers invented world’s first successful ______ and making the first controlled, powered and sustained, heavier than air human flight on December 17, 1903.
Down
  1. 1. People who invented a thing is called
  2. 3. were two American brothers, inventors and aviation pioneers
  3. 5. Antibiotics that derived from Penicillium fungi and eliminate infection causing bacteria
  4. 7. for inventing and building the
  5. 9. Of all his useful inventions his most famous one was the light bulb