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Secondary 1 | Science
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Secondary 1 chevron_right Science

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Date Posted: 2 years ago
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Lucius Ho
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21 answers (Tutor Details)

In summary, the point of this experiment is to demostrate how convection current works by using a colored gas (black smoke here) to follow the path of normal air flow, so you can visualize the path of air. As such, what you will see will the smoke is indicated by the red and blue arrows.