Question

pls answer all this question and plsssssssss give a relevant answer...........this is below
ITS URGENT............

Q1)What do you observe when you place your hand above the chimney A?
Q2)What did you notice when lighted inscence stick was held near chimney B?
Q3)Give your view on the flow of smoke?
Q4)Write an application of convection currents?​​
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Answer 1

Answer:

1)it is heating slowly

2)it is going outside by A

3) it going inside but there was no place to go out..... and there was high pressure there on A so it goes s that side

4) The air which we breathe out is warmer and lighter. ... Fresh and cool air enters the room through windows and doors. In a domestic water heater, water is heated in the boiler by a gas burner or heating coil. the hot water expands and becomes lighter in weight

Explanation:

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