Which scenarios are examples of physical changes? Check all that apply.
1-Wood is burned...
Chemistry, 26.02.2020 21:49 mrstealyogirl40
Which scenarios are examples of physical changes? Check all that apply.
1-Wood is burned in a campfire and is turned into ash and smoke.
2-Silicon is cut into tiny pieces for computer chips.
3-Lead is melted to form pellets.
4-Liquid water freezes to form ice.
Yeast turns sugar into energy, water, and carbon dioxide gas.
Answers: 2
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