Ecclesiastes 3

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Across
  1. 4. The chemical element discovered by Marie Curie.
  2. 5. Device invented by Alexander Graham Bell for transmitting speech over long distances.
  3. 6. The invention by James Watt that significantly improved the efficiency of steam engines
  4. 7. Indian scientist known for inventing the "Chandrayaan-1" lunar probe.
  5. 8. by Johannes Gutenberg that transformed communication by making books more accessible.
  6. 10. Indian space scientist known as the "Missile Man of India".
Down
  1. 1. Invention by Thomas Edison that revolutionized indoor lighting.
  2. 2. The man who invented zero.
  3. 3. physicist known for his theory of electromagnetism.
  4. 9. Indian physicist known for his work on the Raman Effect, earning him a Nobel Prize .