Скачать с ютуб Human ear - structure & working | Sound | Physics | Khan Academy в хорошем качестве

Human ear - structure & working | Sound | Physics | Khan Academy

Let's explore how human ears work. More free lessons & practice on this chapter-https://www.khanacademy.org/science/i... Khan Academy is a nonprofit organisation 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 organisation, we would love your help! Created by Mahesh Shenoy