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

Which part of the cell contains the genetic material?

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What is the approximate age of the Earth?

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What type of electromagnetic radiation has the longest wavelength?

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