Combustion
Chapter Name : Combustion And Flame |
Sub Topic Code : 102_08_06_01_01 |
Topic Name : Combustion |
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Sub Topic Name : Combustion |
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Introduction
Discuss “Where do we observe combustion in daily life”
Pre-Requisites:
Burning of fuels
Activity:
What happens when you put a candle in a glass chimney and then cover it
Real Life Question:
“Give examples of combustible substances?”, “What happens when you bring fire near paper?”
Key Words / FlashCards
| Key Words | Definitions (pref. in our own words) |
|---|---|
| combustion | A chemical process in which a substance reacts with oxygen to give off heat |
| ignition temperature | The lowest temperature at which a substance catches fire |
| Inflammable substances | The substances which have very low ignition temperature and can easily catch fire with a flame |
Learning aids / Gadgets
| Gadgets | How it can be used |
|---|---|
| Burning of candle in presence and absence of air | Learning role of air in combustion |
Real life uses :
Combustion helps in cooking food, industries
Places to visit :
Visit factories and see combustion in various processes
Practical examples around us
| Examples | Explainations |
|---|---|
| Burning of candle, paper | Example of combustion |
What you learn in Theory:
What is combustion, what are flammable and inflammable materials, what are combustible materials, what are ignition temperature
What you learn in Practice:
What to do when there is a fire, what is the science behind controlling fire