Page 2 - 3-Home Asignment-Common Causes of Physical and Chemical Changes
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Subjective Questions


         Q. No.                                  Questions                                   Marks     Skill
           1.     What are the chemical properties which bring about a chemical                 1        C
                  change?
           2.     Categorise the following into reversible and irreversible change.             1        U
                  Grain to flour, bud to flower, melting of butter, ripening of fruits
           3.     Give one-word answer                                                          1        U
                  Deterioration of a material due to interaction with the environment
           4.     What happens when lemon juice is added to baking soda? What                   3        C
                  type of change will you observe? Can this change be reversed?
           5.     How does eating of food involve both physical and chemical                    3        H
                  changes? Explain.



































































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