Topic Details (Notes format)

Light

Subject: General Science

Book: NCERT Science Class 7

Light enables us to see objects and exhibits reflection and refraction.
- **Reflection of Light**:
- Light bounces off surfaces (Example: Mirror reflection).
- **Refraction of Light**:
- Light bends when passing through different mediums.
- Example: A pencil appears bent in water.
- **Formation of Shadows**:
- Opaque objects block light, forming shadows.

**Possible Exam Questions:**
1. What are the laws of reflection?
2. Explain refraction with examples.
3. How are shadows formed?
4. Why do mirrors produce clear images?
5. What is the difference between reflection and refraction?

Practice Questions

Which part of the brain is responsible for balance and coordination?

View Question

What is the main purpose of stomata in plants?

View Question

Which type of radiation has the shortest wavelength?

View Question

Which gas is released during photosynthesis?

View Question

Which of the following is a fundamental force in nature?

View Question

Which type of blood vessel carries blood away from the heart?

View Question

Which process describes the splitting of a nucleus into smaller nuclei?

View Question

What is the chemical symbol for gold?

View Question

Which part of the cell is responsible for energy production?

View Question

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

View Question