Khan Academy: Light and Photosynthetic Pigments

A video lecture investigating when two waves superpose to create a resultant wave. This phenomenon called interference is discussed in detail in this video including what happens in constructive and destructive interference. Also learn...

Provides an introduction to light and the electromagnetic spectrum, and how light behaves as both a wave and a particle. [9:36]

Light and electromagnetic radiation are introduced by Khan Academy. [9:37]

Questions pertaining to light and electromagnetic radiation.

Khan Academy presents the rules and processes of naming alkanes and cycloalkanes. [12:34]

If waves are disruptions traveling through a medium and light is a wave, what medium does it travel through? A luminiferous ether? [7:57]

A video lecture giving an overview of the four fundamental forces of the universe. Learn about gravity, weak interactions, electromagnetic force and strong force. [10:29]

This article from Khan Academy provides information about refraction and light bending. This information is intended for the Class 12 Physics Course (India).

This article from Khan Academy provides information about refraction and Snell's Law. This information is intended for high school physics.

This video tutorial gives a detailed description of the various molecular actors in the light-dependent reactions. [6:37]