Identify conductors and insulators from the following: Eraser, paper, matchstick, copper wire, pencil lead, polythene
Updated 1/12/2026
Classify the following into slow and fast changes: (i) Spinning of top (ii) Day and night (iii) Formation of curd from milk (iv) Change of season (v) Making curd from milk by adding lemon juice
Updated 1/12/2026
Write test for detecting the presence of starch.
Updated 1/12/2026
Metals have luster (shine). Give reason why some metal articles become dull and lose their shine.
Updated 1/12/2026
Mention two advantages of a dry cell.
Updated 1/12/2026
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