FT 105 - Chapter 2 Crossword

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Across
  1. 4. anything that occupies space and has mass
  2. 5. mater that has a definite volume but not a definite shape
  3. 8. a fire with major building-to-building flame spread over a great distance
  4. 11. subatomic particle that is positively charged
  5. 13. materials with boiling points of no greater than -150F
  6. 14. A substance with a pH of less than 7 is considered more...
  7. 15. mater that has neither a definite shape nor volume
  8. 16. the basic building blocks of matter
Down
  1. 1. subatomic particle that has a negative electrical charge
  2. 2. A substance with a pH of more than 7 is considered more...
  3. 3. subatomic particle that has no electrical charge
  4. 6. the density the product divided by the density of water or air
  5. 7. occurs when all the contents of a room or enclosed compartment reach their ignition temperature almost simultaneously, producing an explosive fire
  6. 9. substances that present special hazards because they react chemically with a large number of combustible organic materials
  7. 10. portion of matter which has definite volume and definite shape
  8. 12. gas (commonly used in barbecues) that is heavier than air (vapor density of 1.52)