3rd Grade-Ch. 13 Lesson 1 What is energy?

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3rd Grade-Ch. 13 Lesson 1 What is energy?

  1. 1. Ch. 13 Lesson 1 What is energy?
  2. 2. energy <ul><li>ability to do work & cause a change in matter </li></ul>
  3. 4. examples of forms of energy: <ul><li>Heat </li></ul><ul><li>Light energy </li></ul><ul><li>Electrical energy </li></ul><ul><li>Sound energy </li></ul><ul><li>Chemical energy </li></ul>
  4. 5. potential energy <ul><li>Stored energy </li></ul><ul><li>Ability to change into another kind of energy to do work or cause a change </li></ul>
  5. 7. fuel <ul><li>source of potential energy </li></ul><ul><li>examples: </li></ul><ul><li>fossil fuels- oil, coal, gasoline – energy comes from sunlight </li></ul><ul><li>batteries </li></ul>
  6. 9. potential energy __________ kinetic energy changes to
  7. 10. kinetic energy <ul><li>energy of motion </li></ul>
  8. 11. kinetic energy <ul><li>examples: </li></ul><ul><ul><li>car burning gasoline  car moves </li></ul></ul><ul><ul><li>skier skiing downhill </li></ul></ul>
  9. 14. energy

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