ICSE Class 8 Answered
are the following natural changes ? justify answer
a)photosynthesis b)cooking food
Asked by nathsantanukumar | 23 Mar, 2018, 11:45: AM
Expert Answer
Photosynthesis is a natural change.
Natural changes take place in nature by it self and they are never ending.
Cooking food is a man made change.
The changes that occur due to efforts of human being is called a man-made change.
For cooking food we have to add ingredients and have to supply heat externally.
Answered by Varsha | 23 Mar, 2018, 12:33: PM
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