Write True for the true statement and False for the false one. 1. Combustion can happen without oxygen.2. The inner zone is the coolest part of a flame.3. The middle zone in a flame is blue in colour.4. Both physical and chemical changes occur during the burning of a candle.5. An ideal fuel has a low calorific value.

Write True for the true statement and False for the false one. 1. Co

1.	Write True for the true statement and False for the false one. 1. Combustion can happen without oxygen.2. The inner zone is the coolest part of a flame.3. The middle zone in a flame is blue in colour.4. Both physical and chemical changes occur during the burning of a candle.5. An ideal fuel has a low calorific value.
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