One hot day, after adding fertilizer to the soil for her flowers, Joann notices that their petals change from pink to purple. Intrigued, she stops to smell her flowers to see if their scent has changed.
Which indicates a chemical change in the scenario?
energy change
formation of a gas
color change
release of an odor
Answers: 3
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One hot day, after adding fertilizer to the soil for her flowers, Joann notices that their petals ch...
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