Question

C. Write one word for each of the following.
1. The combustion in which substances catch fire on their own.
2. A non-luminous flame
3. Substances that can catch fire very easily
4. CNG stands for
5. The sources of energy which will not get exhausted by human activities
6. The main gas responsible for global warming​

Answer 1

Answer:

3 petrol ,kerosene etc

4compressed natural gas

5carbon dioxide