Given the following examples, identify whether its a physical change or not. Put check if its physical change and if not EXAMPLES 1. Blending a smoothie 2. paper is being cut into smaller pieces 3. Milk going sour. Electroplating a metal Boiling water
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1.Blending a smoothie, for example, involves two physical changes: the change in shape of each fruit and the mixing together of many different pieces of fruit. But the outcome of this blending is not at all the same as the original fruit.
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2 Cutting paper is an example of physical change, as no new substance is generated during this process. Here the properties of the paper do not alter. During cutting, the appearance of the material only changes, which is a physical change.
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3.Milk turns sour. The souring of milk is classified as a chemical change.
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4.Electroplating changes the chemical, physical, and mechanical properties of the workpiece. An example of a chemical change is when nickel plating improves corrosion resistance. ... Tin-plated steel is chromium-plated to prevent dulling of the surface due to oxidation of tin.
Answers & Comments
Answer:
1.physical change
2.physical change
3.chemical change
4.chemical change
5.physical change
Answer:
1. physical change
2. physical change
3. chemical change
4. chemical change
5. physical change