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Analog vs. digital signals | Waves | Middle school physics | Khan Academy

Keep going! Check out the next lesson and practice what you’re learning: https://www.khanacademy.org/science/m... Information can be stored and transmitted using an analog or digital signal. Depending the type of signal used interference can prevent the information from being transmitted. Learn about the reliability of analog and digital signals and the differences between them. 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: https://www.khanacademy.org/donate  Volunteer here: https://www.khanacademy.org/contribute