Question

Conduct ab experiment to know hot air is lighter than cold air

Answer 1

Answer:

Hot air is lighter than cold air

Answer 2

Answer

hot air is lighter than the cold air ..

Explanation

the experiment that the hot air is lighter than the cold air........

1. take two bags of a same size

2. hold the bag on a two end of wooden stick.

3. take a candle and put in any one of the bag.

4.the bag above the candle goes up, as the air above the candle becomes warm.....

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