WASSCE Physics · Light & Optics
Refraction and Total Internal Reflection
Refraction through glass, refractive index, critical angle, total internal reflection, and fibre optics.
- lessons
- 2
- of study
- 14 min
- free to read
- 1
Across the topic: 8 sections · 4 worked examples · 2 diagrams
Topic content
Lessons in this topic
2 lessons · 14 min
- 1Refraction, Snell's law and real and apparent depth7 minFree7 minFree
- 2Critical angle, total internal reflection and optical fibres7 min Plan7 min Plan
- The critical angle
- Total internal reflection
- Applications
1 worked example · 1 diagram
Learn refraction and total internal reflection step by step
Unlock both lessons on refraction and total internal reflection, plus every other WASSCE Physics topic, exam-style practice marked instantly and guided learning tools.
- Free account, no card needed
- Everything from 25 NLe
- No automatic renewal
More in Light & Optics
All Physics topics- 04Lenses and Image FormationConvex and concave lenses, image formation, magnification, and the lens formula.1Converging and diverging lenses: ray diagrams and imagesFree2The lens formula, magnification and power of a lens7 min 2 lessons 14 min
- 05Optical InstrumentsThe human eye, camera, microscope, telescope, and projector — with ray diagrams.1The human eye, defects of vision and the cameraFree2Magnifying glass, microscope, telescope and projector6 min 2 lessons 13 min
- 06Dispersion and the Electromagnetic SpectrumDispersion of white light through a prism, the visible spectrum, and the full electromagnetic spectrum.1Dispersion, the visible spectrum and colourFree2The electromagnetic spectrum: properties, uses and dangers6 min 2 lessons 12 min
- 01Light as a WaveRectilinear propagation of light, shadows, eclipses, and light as part of the electromagnetic spectrum.1Light: straight-line travel, shadows, eclipses and the pinhole cameraFree2The nature of light: speed, theories, interference and polarisation6 min 2 lessons 13 min