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Description
Flashcards by Francesca Wittmann, updated more than 1 year ago
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Created by Francesca Wittmann
about 9 years ago
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| Question | Answer |
| Define Refraction | The change of direction that occurs when light passes at an angle across a boundary between two transparent substances with different refractive index |
| If light is entering a more dense medium what happens | Bends towards the normal as the light is slowing down. |
| What happens if light passes into a less dense medium? | Light bends away from the normal, as it speeds up. |
| Formulae for refractive index (three formulae) | sin(i)/sin(r) c/cs /\ / /\s |
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