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WHAT IS A PHYSICAL CHANGE?

WHAT IS A PHYSICAL CHANGE? . December 20, 2012. What do you think a physical change is?. Any change to the physical properties of an object; meaning you are changing their appearance NOT their identity . How do PHYSICAL CHANGES compare and contrast to CHEMICAL CHANGES?.

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WHAT IS A PHYSICAL CHANGE?

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  1. WHAT IS A PHYSICAL CHANGE? December 20, 2012

  2. What do you think a physical change is? • Any change to the physical properties of an object; • meaning you are changing their appearance NOT their identity

  3. How do PHYSICAL CHANGES compare and contrast to CHEMICAL CHANGES? • Physical changes only change the object’s appearance; not it’s identity • Chemical changes change the object’s identity; hard to get starting substance back.

  4. Examples of PHYSICAL CHANGES are: • changes of phases, • ripping paper in half, • mixing lemonade powder in water, • melting a candle, • shaping clay into a dog, • etc… (just a few, there are more),

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