Coal
Chapter Name : Coal And Petroleum |
Sub Topic Code : 102_08_05_02_01 |
Topic Name : Coal |
|
Sub Topic Name : Coal |
|
Introduction
Discuss “Where we use coal in daily life”
Pre-Requisites:
Natural resources
Activity:
See what are the contents written in bottle of perfume. You will find some ingredients are derived from coal tar.
Real Life Question:
“What is coal used for in our homes ?”
Key Words / FlashCards
| Key Words | Definitions (pref. in our own words) |
|---|---|
| carbonisation | the slow process of conversion of dead vegetation into coal |
| fossil fuel | Fuel formed from the remains of vegetation and dead animals |
| Coke | It is a tough, porous and black substance. It is almost pure form of carbon. |
| Coal tar | It is a black, thick liquid made from coal |
| Coal gas | Gas made from coal and use in industries for burning |
Learning aids / Gadgets
| Gadgets | How it can be used |
|---|---|
| videos of story of coal | To understand process of carbonisation |
| Diagram of coal processing | Showing how coke, coal tar and coal gas come out |
Real life uses :
Uses of coal and products of coal processing in daily life
Practical examples around us
| Examples | Explainations |
|---|---|
| Roads, crackers, plastics, metal items, electricity | These all are made by burning coal or using products from coal processing |
What you learn in Theory:
Processes behind coal formation, what are the products of coal processing
What you learn in Practice:
What happens to dead plants after they get buried in the soil, how coal is used in industries