Q2. Take four peeled potato halves and scoos each one out to make potato cups. One of
these potato cups should be made from a boiled potato. Put each potato cup in a trough
containing water and keep Cup A empty. Put one teaspoon sugar in cup B. Put one
teaspoon salt in cup C. Put one teaspoon sugar in the boiled potato cup D.keep these for
two hours. Then observe the four potato cups and answer the following:.
(2+1+2)
(i) Why water gathers in the hollow portion of B and C ?
(ii) Why is potato A necessary for this experiment?
(iii) Explain why water does not gathered in the hollowed out portions of A and D?
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