ALL ABOUT SCIENCE

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Across
  1. 3. The scientist who is famous for discovering penicillin.
  2. 5. The inventor commonly associated with the practical electric light bulb.
  3. 6. The force that pulls objects toward Earth.
  4. 7. The process by which green plants make their own food using sunlight.
  5. 11. The natural satellite that orbits Earth.
  6. 12. The scientist who is famous for developing the theory of relativity.
  7. 13. The scientist who studied gravity and the laws of motion.
  8. 14. The planet known as the Red Planet.
  9. 15. The largest planet in our Solar System.
  10. 16. The scientist who discovered radioactivity and won Nobel Prizes for her work.
Down
  1. 1. The scientist who developed the theory of evolution by natural selection.
  2. 2. The device used to look at very small objects, such as cells.
  3. 4. A scientist who studies rocks, Earth's structure, and Earth's history.
  4. 8. The gas that humans need to breathe.
  5. 9. The star at the center of our Solar System.
  6. 10. The instrument used to measure temperature.