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5 Written questions

5 Matching questions

  1. joule
  2. chemical properties
  3. energy
  4. mixture
  5. heat of vaporization
  1. a the SI unit of energy
  2. b A combination of two or more substances that are not chemically combined
  3. c characteristic that cannot be observed without altering the substance
  4. d capacity to do work or cause change
  5. e the amount of heat energy required to convert one gram of a substance from a liquid to a gas

5 Multiple choice questions

  1. the law that states that energy cannot be created or destroyed but can be changed from one form to another
  2. a device used to measure the heat absorbed or released in a chemical or physical change
  3. the study of matter, the changes it undergoes and the energy required to change matter
  4. the amount of energy required to change 1 g of a solid to a liquid
  5. not uniform throughout

5 True/False questions

  1. phaseany part of a system with uniform composition and properties; a state


  2. kinetic energythe energy an object has due to its motion


  3. volumethe SI unit of energy


  4. temperaturea measure of the average kinetic energy of the particles in a sample of matter


  5. physical propertya quality or condition of a substance that can be observed or measured without changing the substance's composition


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