THSTI QUIZ 2025

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Across
  1. 2. The "powerhouse" of the cell (abbreviation)
  2. 7. A mountain or hill that erupts with lava and ash
  3. 8. An object's resistance to any change in its state of motion
  4. 9. He developed the theory of general relativity
  5. 10. The ancient Roman amphitheater in the center of Rome
  6. 11. A celestial event where one astronomical object casts a shadow on another
  7. 12. The element essential for respiration, with the symbol O
  8. 13. The layer of gases surrounding a planet
  9. 14. A celestial body moving in an elliptical orbit around a star
Down
  1. 1. The most abundant gas in Earth's atmosphere
  2. 3. Ancient monumental structures built in Egypt
  3. 4. The Bard
  4. 5. The force that pulls objects toward the center of the Earth
  5. 6. The preserved remains or traces of ancient organisms
  6. 11. The hard, protective outer layer of a tooth