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The flame heats the air and it is lighter so it goes upwards.
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∙ 6y ago
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Use flame in a sentence?
The candle burns with a single flame.
Is a candle wick nessary?
Yes a candle wick is necessary to get the candle flame. The molten wax ascends the wick by capillary force and burns to create the flame.
How hot does an average candle burn?
A candle flame burns at about 1000o C (1800o F)
Why does a candle burn with a yellow flame?
Candle burns with a yellow flame because its an incomplete combustion. The temperature of the flame also relates to its colour and also the trace metal ions present will influence the flame colour.
Why does the wick turn black when a candle burns?
Because the flame is scorching the wick.
How does a candle get smaller and smaller?
The flame burns the wax which melts smaller and smaller. Therefore the candle melts 'til there is nothing left.
Why did the smoke from the extinguished candle reignite the candle?
because, when the wax is lit it burns off as a vapor, when the candle was extinguished the wax vapor was still in the air, and the wax acts as fuel for the flame of a candle, so the flame combusted and lit the vapor, leading back to the candle wick.
Why does kerosene oil burns with a flame whereas coal does not?
This is because coal does not have complete combustion whereas candle or kerosene burns completely
Why does candle wax disappear?
When the candle flame is burning, the flame heats the wax which melts it, the wick pulls in the liquid wax into the flame as fuel (this is why the wick doesn't just burn away). Think of a napkin soaking up water. The wax then burns in the flame and "disappears".
Where does a lighted candle get its energy to give off light and heat?
The lighted candle burns wax for fuel. The heat from the flame melts the nearby wax, and it is drawn to the flame through the wick. The wick is slowly consumed by the flame, but the wax is the main fuel.
Why is burning of candle a exothermic reaction?
Because exothermic change releases energy.
If a moth is flying around a candle. The flame flickers burns and produces smoke. why is the moth living and the candle is not?
The candle is going through a chemical and physical change. The moth has a heart beat. Man made the candle and God made the moth.
