Link to our latest notes and resources: https://drive.google.com/drive/u/2/folders/15Ld6KabsL9x9X-t4GefBgSzXFDckJFa6 3.2 Light 3.2.1 Reflection of light 1 Define and use the terms normal, angle of incidence and angle of reflection 2 Describe an experiment to illustrate the law of reflection 3 Describe an experiment to find the position and characteristics of an optical image formed by a plane mirror (same size, same distance from mirror as object and virtual) 4 State that for reflection, the angle of incidence is equal to the angle of reflection and use this in constructions, measurements and calculations 3.2.2 Refraction of light 1 Define and use the terms normal, angle of incidence and angle of refraction 2 Define refractive index n as n = sin i sin r ; recall and use this equation 3 Describe an experiment to show refraction of light by transparent blocks of different shapes 4 Define the terms critical angle and total internal reflection; recall and use the equation n = 1 sin c 5 D

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