Physical and Chemical Changes

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Physical and Chemical Changes

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  1. Physical and Chemical Changes

    Slide 1 - Physical and Chemical Changes

    • Chelsey Beltrami
  2. Physical Changes

    Slide 2 - Physical Changes

    • A physical change is the  change NOT involving a change in the substance's chemical identity
  3. You can tell a physical change by the change in texture, shape, size, color, odor, volume, mass, weight, and density.

    Slide 4 - You can tell a physical change by the change in texture, shape, size, color, odor, volume, mass, weight, and density.

  4. Physical changes can be reversed, chemical changes cannot be reversed with the substance changed back without extraordinary means, if at all. For example, a cup of water can be frozen when cooled and then can be returned to a liquid form when heated.

    Slide 5 - Physical changes can be reversed, chemical changes cannot be reversed with the substance changed back without extraordinary means, if at all. For example, a cup of water can be frozen when cooled and then can be returned to a liquid form when heated.

  5. Chemical Changes

    Slide 7 - Chemical Changes

    • A Chemical Change is any change that results in the formation of new chemical substances. During a chemical change, substances are changed into different substances
  6. You can tell a chemical change by color change, bubbling, fizzing, light production, smoke, and presence of heat.

    Slide 9 - You can tell a chemical change by color change, bubbling, fizzing, light production, smoke, and presence of heat.