Middle School Physical Science Quiz
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MATTER AND ITS INTERACTIONS
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A small piece of steel wool is observed before and after being left in a damp paper towel overnight. Before: shiny gray metal strands, dry, no odor, room temperature. After: strands are reddish-brown in spots, look dull, and feel slightly rougher. Which property change is the clearest evidence that the steel wool reacted with the air/water?
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