Subject: General Science
Book: NCERT Science Class 8
Combustion is the process of burning a substance to release energy.
- **Types of Combustion**:
- **Complete combustion**: Produces maximum heat (example: LPG).
- **Incomplete combustion**: Produces harmful gases like carbon monoxide.
- **Flame Structure**:
- Outer zone (hottest).
- Middle zone (moderate heat).
- Inner zone (least hot).
- **Fire Control Methods**:
- Using water or foam.
- Fire extinguishers.
**Possible Exam Questions:**
1. What are the conditions necessary for combustion?
2. Explain the structure of a candle flame.
3. What is the role of oxygen in combustion?
4. How do fire extinguishers work?
5. Why is incomplete combustion dangerous?
Which component of blood carries oxygen?
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View QuestionWhich part of the plant conducts water?
View QuestionWhich acid is found in the human stomach?
View QuestionWhich planet is known as the "Red Planet"?
View QuestionWhat is the unit of electrical resistance?
View Question