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Type: Multiple-Choice
Category: Reactions
Level: Grade 8
Author: abrown1201
Last Modified: 6 years ago

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Grade 8 Reactions

Which is NOT evidence that a chemical reaction has occurred?
  1. Milk tastes sour.
  2. Steam condenses on a cold window.
  3. A strong odor comes from a broken egg.
  4. A slice of raw potato darkens.