Question

5. Read the extract given below and answer the question.
Your parents were not anxious enough to have you learn.
They preferred to put you to work on a farm or at the
mills.
a) Who is the speaker of these lines?
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Answer 1

Answer:

Physical changes in burning candle On heating, candle's wax melts, it is a physical change. Since, it again turns into solid wax on cooling. The change is reversible. Chemical changes in burning candle The wax near to flame burns and gives new substances like carbon dioxide, carbon soot, water vapours, heat and light.