Space Time Matter

Edit Answers
12345678910111213141516171819202122232425
Across
  1. 2. an icy body that leaves a glowing trail
  2. 5. the name of the person hosting Survivor
  3. 8. a rocky body orbiting the Sun
  4. 10. a pure substance made up of one type of atom
  5. 11. two or more elements bonded together
  6. 14. a competition for reward or safety
  7. 16. an ancient tool for charting the stars
  8. 18. microscopic matter of the sea
  9. 19. a fundamental particle that makes up protons and neutrons
  10. 20. a space devoid of matter
  11. 21. when tribes become one
  12. 22. the universe seen as an orderly whole
  13. 23. a very bright, distant celestial object
  14. 25. a measure of disorder in a system of matter
Down
  1. 1. 10 years
  2. 3. 1,000 years
  3. 4. an unexpected vote or betrayal
  4. 6. What is yet to come
  5. 7. Greek term for the "right" or opportune moment
  6. 9. the point of infinite density at the centre of a black hole
  7. 12. an unbroken span of time
  8. 13. a shooting star burning in the Earth's atmosphere
  9. 15. a recognizable star pattern
  10. 17. a particular period in history
  11. 24. Greek god of time