Chef Mehboob is mixing water and adding colour to the food he is cooking. Are we looking at physical or chemical change?
Classify the following as physical or chemical changes:
(i) Cooking of food (ii) Boiling of water
(iii) Cutting of trees (iv) Dissolving salt in water
(v) Digestion of food (vi) Melting of ice
We say that cooking is also a chemical reaction.so when we cook something we provide heat.and when food is ready it produces heat.
Which type of reaction is this
Chemical or physical?????