Watch the video and answer WHAT IS COAL?
Click the link "COAL (video)" and answer the questions below:
1) How is coal formed?
2) What is PEAT? and What does it transmorm into?
3) Carbon is classified into different types according to its hardness, which are they?
4) What do these figures refer to?
a- 300 million
b- 91 billion
c- 14%
d- 170

Writing: Read the article called ABOUT COAL in the "Interesting Things" section. Transform the text into an Advantage Disadvantage essay. Include the following connectors: When it comes to...., First of all, Secondly, In addition, Moreover, On the other hand, However, Therefore, As a consequence, Finally, To conclude, In my opinion...