3rd Grade Ch 11 Lesson 1 What Are Physical Changes In Matter

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3rd Grade Ch 11 Lesson 1 What Are Physical Changes In Matter

  1. 1. Ch. 11 Lesson 1 What are physical changes in matter?
  2. 2. Activity- How can matter change? 1 ice cube B C A Cup 50 mL vinegar 1 spoonful baking soda 100 mL water 1 spoonful salt Observations 10 min later Observations right away Contents
  3. 3. physical change <ul><li>matter changes the way it looks without becoming a new kind of matter </li></ul>
  4. 5. examples of physical changes <ul><li>folding clothes </li></ul>
  5. 6. examples of physical changes <ul><li>cutting paper </li></ul>
  6. 7. examples of physical changes <ul><li>changes of states of matter </li></ul>
  7. 8. <ul><li>Change in temperature </li></ul>Can cause change in state
  8. 9. melting
  9. 11. =
  10. 13. states of matter <ul><li>forms that matter can take </li></ul>
  11. 14. Time to review
  12. 15. What properties of matter are affected by physical changes? <ul><li>size </li></ul><ul><li>shape </li></ul><ul><li>weight </li></ul><ul><li>color </li></ul>
  13. 16. Why have the pieces of a broken window undergone physical change? <ul><li>They are no longer the same size and shape, but each piece is still made of the same kind of matter as the window. </li></ul>
  14. 17. You move a rock from one place to another. Has a physical change occurred? Why or why not? <ul><li>No, because the properties of the rock have not changed. </li></ul>
  15. 18. http://steam.cs.ohiou.edu/~mleitch/ChangeLab.swf <ul><li>Physical or chemical changes online activity </li></ul>

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