CBSE Class 9 Answered
Plz explain the answer of 24 and 25
Asked by vikasg13.hardware | 29 Dec, 2017, 12:32: PM
Expert Answer
Q.24 Answer
The direction of flow of smoke will be towards the candle first and then upwards when incense stick is kept little above the candle.
Because, above the candle the air is hot and lighter.
Q.25 Answer
The above experiment show the direction of movement of hot and cold air.
Answered by Varsha | 29 Dec, 2017, 03:20: PM
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