Sources of energy Crossword
This printable crossword puzzle on the topic of Environmental Science has 11 clues. Answers range from 4 to 23 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
Description
The substances which produce heat on burning in air aa called Eid
Renewable resources are
It produces a lot of smoke and foul smelling gases which cause air pollution
The process of conversion of Dead plant materials into coal is called
Heating of coal in absence of air
It is a black colour viscous liquid
Largest coal mine in West Bengal
Highest grade of coal
Dark coloured viscous and foul smelling liquid
Petrol has often been called
Also used for making Vaseline ointments and candles
Customize
Add, edit, delete clues, and customize this puzzle. Print copies for an entire class.
