Light

This topic covers concepts such as Sunlight for Photosynthesis, What Makes Things Visible, and Fundamental Properties of Light.

This topic covers concepts such as Reflection and Laws of Reflection.

This topic covers concepts such as Multiple Reflection of Light, Multiple Images, Applications of Multiple Reflection of Light, and Kaleidoscope.

This topic covers concepts such as Pole of a Spherical Mirror, Centre of Curvature of Spherical Mirror, Radius of Curvature of Spherical Mirror, and Principal Axis of a Spherical Mirror.

This topic covers concepts such as Refraction of Light, Laws of Refraction of Light, Refracted Ray, and Angle of Refraction.

This topic covers concepts such as Refraction through a Rectangular Glass Slab and Optical Density.

This topic covers concepts such as Absolute Refractive Index and Relative Refractive Index.

This topic covers concepts such as Dispersion of White Light, Spectrum of White Light, Recombination of Spectrum of White Light, Formation of Rainbow, and Dispersion.

This topic covers concepts such as Lens, Convex Lens and Concave Lens.

This topic covers concepts such as Image Formation by a Lens, Images Formed by Convex Lens for Different Positions of an Object, Images Formed by Concave Lens for Different Positions of Object, Important Rays for Image Formation in Lens, etc.

This topic covers concepts such as Human Eye, Pupil, Iris, Cornea, Ciliary Muscle, Retina, Power of Accommodation, Least Distance of Distinct Vision, Eye Lens, and Persistence of Vision.

This topic covers concepts such as Myopia, Hypermetropia, Correction of Myopia, Correction of Hypermetropia, and Precaution to Take Care of Eyes.

This topic covers concepts such as Visually Challenged Persons and Braille Code.