Sources of Energy (Set 4)

  • ANSWER ALL QUESTIONS.
    • 1. What is the definition of energy?
      • A) A type of source found in living and non-living things
      • B) The ability of something to carry out work
      • C) Something that causes an object to function
      • D) Something that supports life on earth
    • 2. Substances such as food and firewood have
      • A) Kinetic energy
      • B) Chemical energy
      • C) Potential energy
      • D) Heat energy
    • 3. The kinetic energy of an object decreases when
      • A) Its temperature decreases
      • B) Its position falls
      • C) Its density increases
      • D) Its speed increases
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