Channel: Khan Academy

Category: Education

Tags: video tutorialvideo classonline educationonline classonline learning

Description: Waves will refract when they travel from one material into another. But did you know that depending on the frequency of the wave it could refract more or less? Learn about wave refraction and how the frequency of a wave can affect how much it refracts. Khan Academy is a nonprofit organization with the mission of providing a free, world-class education for anyone, anywhere. We offer quizzes, questions, instructional videos, and articles on a range of academic subjects, including math, biology, chemistry, physics, history, economics, finance, grammar, preschool learning, and more. We provide teachers with tools and data so they can help their students develop the skills, habits, and mindsets for success in school and beyond. Khan Academy has been translated into dozens of languages, and 15 million people around the globe learn on Khan Academy every month. As a 501(c)(3) nonprofit organization, we would love your help!  Donate or volunteer today! Donate here: khanacademy.org/donate  Volunteer here: khanacademy.org/contribute