Notiuni de optica
Quiz
•
Physics
•
8th Grade
•
Hard
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9 questions
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1.
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1 min • 1 pt
Oglinzile sunt suprafete perfect ..................................
2.
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1 min • 1 pt
Reflexia luminii este fenomenul de ............................ a directiei de propagare a luminii si ......................... ei, in mediul din care a venit.
3.
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1 min • 1 pt
Ne putem observa imaginea intr-o oglinda, datorita fenomenului de ........................ a luminii.
4.
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1 min • 1 pt
Lentilele sunt medii transparente ce au cel putin o ............................ ............................
5.
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1 min • 1 pt
Lentilele convergente sunt mai ......................... la capete si mai ........................... la mijloc.
6.
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1 min • 1 pt
Lentilele divergente sunt mai .............................. la capete si mai ............................ la mijloc.
7.
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1 min • 1 pt
Imaginile obtinute prin lentile sau oglinzi sunt reale, daca se obtin la intersectia ............................. ..... .........................
8.
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1 min • 1 pt
Imaginile obtinute prin lentile sau oglinzi sunt virtuale, daca se obtin la intersectia ........................... ............................... ..... ......................
9.
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1 min • 1 pt
Din punct de vedere fizic, ochiul este un ansamblu de medii .......................... , ce au rolul unei lentile ...........................
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