CBSE Combustion and Flame Class 8 Extra Questions
- Fuels are of various types, and different types of fuels are used for different purposes like in industry, for running automobiles, for domestic uses etc.
- The chemical process in which a substance reacts with oxygen to give off heat is called combustion
- The substance which undergoes combustion is called combustible or fuel
- Fuel may be solid, liquid or gas. Please refer Combustion and Flame Class 8 Extra Questions for more information.
CBSE Revision Notes 