http://en.wikipedia.org/wiki/Wave [2]
http://engineers4world.blogspot.in/2009/10/properties-and-characteristic... [3]
http://www.britannica.com/EBchecked/topic/340440/light/258397/Characteri... [4]
http://theory.uwinnipeg.ca/mod_tech/node120.html [5]
http://theory.uwinnipeg.ca/physics/light/node3.html [6]
http://www.aplusphysics.com/courses/regents/waves/regents_wave_character... [7]
http://ibguides.com/physics/notes/wave-characteristics [8]
http://www.physicsclassroom.com/class/waves/Lesson-2/The-Anatomy-of-a-Wave [9]
Links
[1] https://www.hootsgo.org/?q=node/6390
[2] http://en.wikipedia.org/wiki/Wave
[3] http://engineers4world.blogspot.in/2009/10/properties-and-characteristics-of-wave.html
[4] http://www.britannica.com/EBchecked/topic/340440/light/258397/Characteristics-of-waves
[5] http://theory.uwinnipeg.ca/mod_tech/node120.html
[6] http://theory.uwinnipeg.ca/physics/light/node3.html
[7] http://www.aplusphysics.com/courses/regents/waves/regents_wave_characteristics.html
[8] http://ibguides.com/physics/notes/wave-characteristics
[9] http://www.physicsclassroom.com/class/waves/Lesson-2/The-Anatomy-of-a-Wave