Particle Theory

Name: ______________________   Date: ____________

Use the clues to fill in the crossword.

Across

  1. 1. A perceptual structure (7)
  2. 4. How loud something is, or how much space it fills (6)
  3. 6. State of matter with a fixed shape (5)
  4. 8. A tiny piece of anything (8)
  5. 9. State of matter that flows like water (6)
  6. 11. The process of changing from a gaseous to a liquid or solid state (12)
  7. 14. The withdrawal of heat to change something from a liquid to a solid (6)
  8. 15. A cloth pad or dressing applied firmly to some part of the body (8)
  9. 16. The act of increasing in size or volume or quantity or scope (9)

Down

  1. 2. The process of becoming a vapor (11)
  2. 3. State of matter that fills any space, like air (3)
  3. 5. To restore by replacing a part or putting together what is torn or broken (5)
  4. 7. Force pushing on something (8)
  5. 10. A push or a pull (plural) (6)
  6. 12. The process in which there is movement of a substance from an area of high concentration of (9)
  7. 13. Lacking any definite plan or order or purpose (6)