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Paper 6Alternative to PracticalPractical3 marks
Using a prism to demonstrate total internal reflection.
Results Table
Prism Experiment Results
The following results were obtained when light was directed through a prism at different angles.
| Angle of Incidence (degrees) | Angle of Refraction (degrees) |
|---|---|
| 0 | 0 |
| 30 | 20 |
| 45 | 30 |
| 60 | 45 |
| 70 | 60 |
| 80 | 70 |
| 90 | 90 |
- a[3]
Explain how the results demonstrate total internal reflection.
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