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Daishon Cotman-5th


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Chemical/Physical change powerpoint

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Daishon Cotman-5th

  1. 1. Chemical/physical change Daishon Cotman Sept.18.2009 Period.5 th
  2. 2. Physical change <ul><li>A Physical change in a substance doesn’t change what the substance is. </li></ul>
  3. 3. Chemical change <ul><li>A Chemical change is where there is a Chemical reaction, a new substance is formed and energy is either given off or absorbed. </li></ul>
  4. 4. Examples of Physical change <ul><li>Boiling water </li></ul><ul><li>Boiling water is a example of physical change because the water doesn’t turn into a different substance. </li></ul>
  5. 5. Example of Chemical change <ul><li>Burning wood </li></ul><ul><li>Burning wood results are ash, carbon dioxide , etc all new substances which weren’t there when it started. </li></ul>