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Which of the following is an example of chemical change when heat is applied?A.Burning of woodB.Cutting clothesC.Freezing of waterD.Sharpening a pencil​
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Which of the following is an example of chemical change when heat is applied?A.Burning of woodB.Cutting clothesC.Freezing of waterD.Sharpening a pencil​

User John Blakie
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Answer:

A. Burning of wood is an example of a chemical change when heat is applied. When wood is burned, the heat causes a chemical reaction in the wood molecules, which breaks them down and releases energy in the form of heat, light, and smoke.

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User Marat Turaev
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