Science Crossword

123456789101112131415
Across
  1. 2. the fire triangle is made of fuel heat and ------
  2. 4. the law that states no atoms are created or destroyed during a chemical reaction
  3. 7. Mg(NO3)2
  4. 9. something that speeds up a reaction but does not change the end result
  5. 10. elements found on the right of the arrow
  6. 12. liquid used to test for CO2
  7. 13. scientific word for burning
  8. 14. diagrams that help to show weather a reaction is exothermic or endothermic
  9. 15. a reaction that gives off heat to its surroundings
Down
  1. 1. elements on the left of the arrow
  2. 3. forces that hold atoms together
  3. 5. seven letter fuel beginning with m
  4. 6. what type of change is melting
  5. 8. element found in the air beginning with n
  6. 11. when a compound breaks down into simpler compounds or elements due to heat