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Across
  1. 2. / Known for contributions to electromagnetism and electrochemistry.
  2. 5. / Discovered the nucleus and pioneered nuclear physics.
  3. 6. / Formulated the theory of electromagnetic radiation.
  4. 7. / Created the uncertainty principle in quantum mechanics.
  5. 11. / Discovered the neutron in atomic structure.
  6. 13. / Developed the path integral formulation and Feynman diagrams.
  7. 15. / Developed AC electrical systems and contributed to modern electricity.
  8. 17. / Developed the absolute temperature scale.
  9. 18. / Founder of quantum theory, introduced energy quanta.
  10. 19. / Father of modern astronomy, supported heliocentrism.
Down
  1. 1. / Invented the wireless telegraph and modern radio.
  2. 3. / Discovered the electron and its role in the atom.
  3. 4. / Developed the atomic model with electron orbits.
  4. 7. / Known for Hooke's law of elasticity.
  5. 8. / Formulated the Schrodinger equation in quantum mechanics.
  6. 9. / Formulated the theory of relativity and E=mc².
  7. 10. / Developed laws of motion and universal gravitation.
  8. 12. / Pioneered research on radioactivity, won two Nobel Prizes.
  9. 14. / Developed theories on black holes and Hawking radiation.
  10. 16. / Invented the electric battery, pioneering electrical studies.