Very short answer questions III — task. Science State Board, Class 7.

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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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1. What type of change is colouring of a paper?

Physical change
Chemical change
None of these

2. Growing of nails is a periodic change. Why?

The growing of nails is a periodic change because it occurs periodically at .

3. What type of energy changes is associated when ice melts?

Exothermic
Chemical change
Physical change
Endothermic

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