Zackary Dunn 4th period

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Chemical $ Physical Change

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Zackary Dunn 4th period

  1. 1. Chemical & physical change By Zackary Dunn 9/18/2009 4 period
  2. 2. Definition <ul><li>Physical change= a force in any influence that can produce a change in the velocity of an object. </li></ul><ul><li>Chemical change= a rearrangement of the atomic array of matter which results in a change of physical properties. </li></ul>
  3. 3. Chemical change <ul><li>Chemical change= a rearrangement of the atomic array of matter which results in a change of physical properties. </li></ul><ul><li>Explains chemical change= using models to show how atoms become rearranged during a chemical. </li></ul>
  4. 4. Physical change <ul><li>A force in any influence that can produce a change in the velocity of an object. </li></ul><ul><li>A physical change in state (a solid to liquid to gas, or solid to gas.) </li></ul><ul><li>Is a physical change because the change composition of the material do not change. </li></ul>

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