Topic Details (Notes format)

Some Natural Phenomena

Subject: General Science

Book: NCERT Science Class 8

Natural phenomena include lightning, earthquakes, and tsunamis.
- **Lightning**:
- Electric discharge in clouds.
- **Earthquakes**:
- Movement of tectonic plates.
- **Tsunamis**:
- Underwater earthquakes.

**Possible Exam Questions:**
1. How does lightning occur?
2. What are the causes of earthquakes?
3. Explain the impact of tsunamis.
4. How do we measure earthquake intensity?
5. What precautions should be taken during earthquakes?

Practice Questions

What is the term for water changing from liquid to gas?

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What type of bond is formed by sharing electrons between atoms?

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Which element has the highest electrical conductivity?

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Which particle is responsible for the negative charge of an atom?

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Which part of the cell is responsible for energy production?

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What is the boiling point of water at standard atmospheric pressure?

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Which metal is liquid at room temperature?

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What is the primary function of white blood cells?

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Which of the following is a fundamental force in nature?

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Which gas is most abundant in Earth’s atmosphere?

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