science

what might be some clues that would help us know whether or not the change is chemical.

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  1. This site gives you several clues about chemical changes -- odor changes, color changes, and more.

    http://www.ric.edu/faculty/ptiskus/chemical/

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    Ms. Sue
  2. chemical: burn, puts off an odor, forms precipitate, new substance

    physical: changes state, same substance

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  3. thank you very much. that helped me a great deal.

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  4. You're very welcome.

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    Ms. Sue
  5. thanks a heap i appreciated it a lot.:)

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