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RoseWind [281]
4 years ago
13

2 Points Which of the following is an example of a physical change?

Chemistry
1 answer:
marin [14]4 years ago
7 0

Answer:

An example of a physical change is the process of tempering steel to form a knife blade.

Explanation:

A steel blank is repeatedly heated and hammered which changes the hardness of the steel, its flexibility and its ability to maintain a sharp edge.

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