Define slow changes.Give examples.
(1) Changes which occur very slowly over days, months, or years are known as slow changes.
(2) Examples of slow changes are:
(i) Growth of a tree from a seed
(ii) Change of seasons.
(iii) Rusting of iron.
(a) Define efflorescence. Give examples.
(b) Define deliquescence. Give examples.
What are slow and fast changes? Give examples.
Give one example of slow change.
What do you understand about fast and slow changes? Give suitable examples of each.