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Theory
| 1. | Lens | |
| 2. | Converging nature of lens | |
| 3. | Convex lens | |
| 4. | Concave lens | |
| 5. | Rainbow | |
| 6. | Dispersion |
Practice Questions
| 1. |
Colours of rainbow
Difficulty: easy |
2
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| 2. |
Sunlight
Difficulty: easy |
2
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| 3. |
Nature of lens
Difficulty: medium |
5
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| 4. |
Images based on the lens
Difficulty: easy |
3
|
| 5. |
Images by a lens
Difficulty: medium |
4
|
| 6. |
Formation of rainbow
Difficulty: medium |
4
|
| 7. |
Splitting of light
Difficulty: hard |
6
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| 8. |
Real and magnified images
Difficulty: medium |
4
|
| 9. |
Prism
Difficulty: medium |
4
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| 10. |
Spectrum of light
Difficulty: medium |
4
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Tests
| 1. |
Training test 1
Difficulty: easy |
9
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Teacher manual
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