which type of change physical or chemical takes place in the following cases? Give reason for each
Baking a cake
Burning of paper
Tearing of paper
Breaking of glass
Answers
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11
Answer:
1) chemical change
because it changes the baking powder or baking soda will undergo a chemical reaction.
2) chemical change
because the paper burns in air to form smoke and ash.
3) physical change
because when the paper is torn only the appearance of paper is changed.
4) physical change
because it is still glass. It didn't change to another substance.
Answered by
1
Explanation:
baking a cake-dough will be increased.
burning of paper-paper will turn into ash.
tearing of paper-paper will tear into small pieces.
breaking of glass-glass will break into small pieces.
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