Give an explanatory diagram of candle flame. [3 MARKS]
Correct Labelling : 3 Marks
(a) Make a labelled diagram of a candle flame:
(b) What makes the middle zone of a candle flame luminous (or light-giving) ?
Observe a candle flame carefully. The shape of a candle flame is:
Which zone of candle flame has the least and highest temperature? [2 MARKS]