Physical Science review

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Across
  1. 3. Basic unit of matter
  2. 5. Holds atoms together
  3. 7. Fastest thing in the universe
  4. 8. Unit of Force
  5. 10. Unit of energy
  6. 12. Pure substance only one type of atom
  7. 14. Told it was too small to be a planet in 2000's
  8. 16. Mixture that is physically inseparable (solution)
  9. 19. Low pH
  10. 20. High pH
  11. 22. Makes 78% of our atmosphere
  12. 23. Provides potential energy at a given height
  13. 24. Cloud of dust and gas in space
  14. 27. Rubbing force that opposes motion
  15. 28. In Motion
  16. 30. Largest planet in our solar system
  17. 32. Simplest element
  18. 33. Absolute temperature scale
  19. 34. Red Planet
Down
  1. 1. Loudest in the class
  2. 2. Reaction with oxygen (Burning)
  3. 4. Speed up/Slow down or change directions
  4. 6. Multiple atoms bonded together
  5. 9. Atomic Particle with a negative charge
  6. 11. Mixture that can be separated
  7. 13. Distance/Time
  8. 14. Atomic Particle with a positive charge
  9. 15. Push or Pull
  10. 17. Stellar Explosion
  11. 18. First planet
  12. 21. Only planet that is engaged
  13. 25. Celestial ball of gas
  14. 26. Dihydrogen Monoxide
  15. 29. Study of matter and reactions
  16. 31. Study of forces and mathematically mapping out the world
  17. 34. Used to measure distance