Through different experiments, scientists have discovered that light behaves as both a wave and a particle under different circumstances. The only way to explain all the properties of light is through the idea of ​​a wave-particle duality.BibliographyDeCross, M. (nd). Wave-particle duality. Retrieved from Brilliant: https://brilliant.org/wiki/wave-particle-duality/Editors of Encyclopaedia Britannica. (2016, 12 02). Wave-particle duality. Retrieved from Encyclopaedia Britannica: https://www.britannica.com/science/wave-particle-dualityPhysics Classroom. (nd). Wave behavior of light. Retrieved from Physics Classroom: http://www.physicsclassroom.com/Class/light/u12l1a.cfmSpring, KR and Davidson, MW (2016, 05 17). Light: particle or wave? Retrieved from Physics of Light and Color: http://micro.magnet.fsu.edu/primer/lightandcolor/particleorwave.html Weisstein, EW (2007). Conservation of momentum. Retrieved from Wolfram Research: