Your answer is, all of the above.
<u>Chemical Change</u>
A chemical change occurs on the molecular level and produces a new substance. However, a physical change rearranges molecules and does not produce a new substance.
<u> 10 examples of chemical changes</u>
- Burning of paper and log of wood
- Baking a cake
- Milk going sour
- Various metabolic reactions that take place in the cells
<u>Impacts of Chemical changes</u>
Anytime a new substance is made, a chemical change takes place. Usually two or more materials are combined and a new substance is formed. A chemical change can produce amazing explosions, like fireworks.
Thus, <u>all of the above</u> is the correct answer.
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