Distinguish between a physical and chemical change by observing a change in properties: temperature change, gas production, appearance of a new substance, disappearance of an original substance.
Answers
Answer:
physical changes means it is a physial change
chemical changes means u are doing a chemical changes
Explanation:
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Explanation:
example of physical property's in there property's : reversible -if a rubber band is strached , again it gains it's own shape when we release it.
there is not new substance formed :whan we strach the rubber band it gains it's own shape there is no any new substance formed
no gas for formation : filtration is also considered as a physical changes. as we know there is no formation of gas while we do this filtration method.
there is not temperature changes
CHAMICAL CHANGES
All opposite of physical change property
examples :
1.the Change of MILK to curd .
2. the melt of wax in the lightened candle.
3.bruned paper
4. growth of living things
