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6. Any type of reaction that invovles burning (combustion) can be classified as which of the following types of reactions?

  • exothermic
  • kinetic energy
  • endothermic
  • synthesis

7. Burning sugar is an exothermic process.

  • true
  • false

8. Can a chemical reaction be both exothermic and endothermic?

  • No
  • Yes
  • Sometimes

9. What type of reaction releases energy and does not require initial energy to occur?

  • endothermic and decomposition
  • endothermic
  • exothermic
  • decomposition

10. Which reaction has a positive heat flow?

  • endothermic
  • exothermic
  • neither