Ch.13 Sec.2

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Ch.13 Sec.2

  1. 1. Chapter 13 Section 2 Energy Conversions
  2. 2. <ul><li>A change from one form of energy to another is energy conversion. </li></ul>
  3. 3. <ul><li>When you wind a rubber band on a toy airplane, the rubber band has elastic potential energy! </li></ul>
  4. 4. <ul><li>In photosynthesis, light energy is used to make new substances. </li></ul>
  5. 5. <ul><li>Your body uses the chemical energy in food to make kinetic energy. </li></ul>
  6. 6. <ul><li>In a hair dryer, electrical energy is changed into thermal energy to dry your hair. </li></ul><ul><li>*May also be used to juggle ping-pong balls!* </li></ul>
  7. 8. Machines as energy converters. <ul><li>Can you name these two energy converting machines and tell what they do? </li></ul><ul><li>*Nutcracker & Radiometer* </li></ul>

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