Did water condense on a can of juice that was removed from the refrigerator? Is this a physical change or chemical change?
2. Did you eat toast for breakfast? Is this a physical change or a chemical change?
3. Observe a dull penny and shiny penny. Copper plus oxygen react together to form copper oxide. Is this a chemical change or a physical change?
4. Did someone roast coffee beans in your home today? Is this a chemical or physical change?
5. Imagine if I defrosted mixed vegetables from the freezer. Is this a chemical or physical change?
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