Coal, petroleum and natural gas are known by the name
fossil fuels
bio fuels
alternative fuels
none of these
Find the odd one.
L.P.G
C.N.G
Hydrogen
Kerosene
Substances that liberate heat on burning are
air
fuels
carbon
soil
An example for conventional source of energy.
Sunlight
Wind
Petrol
Waves
Which gas helps for burning?
Oxygen
Nitrogen
Carbondioxide
The source of all our energy is the
Moon
Sun
Petrol is a ____fuel.
Solid
Liquid
Gaseous
None of these
Kerosene is a product of
Coal
Petroleum
Biogas
Which one is an example of non- conventional source of energy?
Diesel
