Question

Why flame goes on upward direction? * a) Gravitational force does not act on flame b) for gr/l.l.s.​ sdshhcnphr​

Answer 1

Answer:

The heated air near the flame expands so it always moves upwards

Explanation:

Lets take and example of a burning candle ,

when a candle burns it heats up the surroundings warmer air which is produced by the candle is thinner and lighter then the cooler air so bieng lighter the warmer air moves upwards as gas molecules spread out when they gain energy