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Across
  1. 4. He was a civil engineer and a statesman.
  2. 6. The people who follow the scientific method
  3. 7. The Latin word from which 'science' is derived
Down
  1. 1. A pioneering Indian scientist in nuclear physics.
  2. 2. The first step of scientific method
  3. 3. The planet with favourable temperature and availability of water
  4. 5. The strong desire to know or learn something