Brian D. Beadle
Vista Heights Middle School
484 Pony Express Parkway
Saratoga Springs, UT 84045
801-610-8770 ext. 202
Question: What determines if a substance has underwent a chemical or physical change?
As we went through each demo, we discussed if it was a chemical or physical change, and why. We used a key word as the evidence or reason catch phrase in the notebook sheet.
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