Test 2- clasa a 9-a. Fenomene optice
Optical Phenomena Quiz
Test your knowledge about optical phenomena with our engaging quiz designed for 9th-grade students. Explore key concepts like reflection, refraction, and the behavior of light through various mediums.
This quiz includes:
- 10 challenging questions
- Multiple choice and checkbox formats
- Instant feedback on your answers
În figură, IR' reprezintă:
Raza incidentă
Raza reflectată
Raza refractată
Normala
În figură, unghiul I este unghiul de:
Incidență
Reflexie
Transmisie
În figură, unghiul r este unghiul de:
Incidență
Reflexie
Transmisie
În figură, unghiul r' este unghiul de:
Incidență
Reflexie
Transmisie
Indicele de refracție (n) este o mărime ce caracterizează orice mediu transparent.
Adevărat
Fals
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