Trimester 3 Review Crossword

123456789101112131415161718
Across
  1. 2. Prefix that means small
  2. 9. When a piece of matter heats up, its particles move
  3. 11. Another word for atoms and molecules
  4. 12. Change from one form to another
  5. 15. What causes all changes in the universe
  6. 16. Device that measures the temperature of matter
  7. 18. Anything that has weight and takes up space
Down
  1. 1. When a piece of matter cools down, its particles move
  2. 3. Variable a scientist keeps the same on purpose
  3. 4. Variable a scientist changes on purpose
  4. 5. Energy of warmth
  5. 6. Measured with a scale, often called weight
  6. 7. Variable a scientist observes to see if it changes
  7. 8. How much space something takes up
  8. 10. Move from one place to another
  9. 13. Energy of movement
  10. 14. Prefix that means living
  11. 17. Scientific tool used to observe very small things