Why does the paper spiral spin, when held over hot plate or flame?
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Answers
Answered by
9
Answer:
Explanation:
The candle flame produces a current of hot air. As this hot air rises, it makes the spiral rotate.
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Answered by
6
Answer:
Heating air causes the air molecules to travel farther apart, thereby making the air less dense. Less dense air will always rise above dense air. As the warm, lighter, air rises upwards the paper spiral begins to spin.
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