SCIENCE
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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corrosion
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tarnishing
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rotting
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cutting
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Detailed explanation-1: -Cutting logs of wood into small pieces is a physical change because no new substance is produced or formed.
Detailed explanation-2: -Examples of physical change include changes in the size or shape of matter. Changes of state-for example, from solid to liquid or from liquid to gas-are also physical changes. Some of the processes that cause physical changes include cutting, bending, dissolving, freezing, boiling, and melting.
Detailed explanation-3: -So, cutting of wood is a physical change.
Detailed explanation-4: -Cutting a tree is a physical change because it can be regained if we grow back the trees part which were removed off.
Detailed explanation-5: -Some common examples of physical changes are: melting, freezing, condensing, breaking, crushing, cutting, and bending.