Khan Academy: 2757 products
Khan Academy is an organization on a mission. We're a not-for-profit with the goal of changing education for the better by providing a free world-class education for anyone anywhere.
All of the site's resources are available to anyone. It doesn't matter if you are a student, teacher, home-schooler, principal, adult returning to the classroom after 20 years, or a friendly alien just trying to get …
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Health and medicine: Oxygen content
Learn how oxygen content (CaO2) is related to Hemoglobin concentration (Hb), oxygen saturation (SaO2), and the partial pressure of oxygen (…
VideoFree11 minutes
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Electrical engineering: Bumper switches
In this video we create and wire Bit-zee's bumper switches Electrical engineering Learn about electricity, circuit theory, and introductory…
VideoFree10 minutes
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Class 11 Physics (India): Formal and alternate form of the derivative
Sal introduces two ways of writing the limit expression for the derivative of a function at a point. Class 11 Physics (India) Let's learn, …
VideoFree5
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Class 12 Physics (India): Solved example: magnifying power of compound microscope
Let's solve a numerical on compound microscope. Class 12 Physics (India) It is now time to dive deeper into the world of physics with topic…
VideoFree8
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Health and medicine: Somatosensation
Explore our ability to sense the environment through our body. By Ron. Health and medicine The medical world can be a confusing place. Pati…
VideoFree8 minutes
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Health and medicine: Bohr effect vs. Haldane effect
Take a close look at how some friendly competition for Hemoglobin allows the body to more efficiently move oxygen and carbon Dioxide around…
VideoFree14 minutes
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Health and medicine: Pharyngitis
Health and medicine The medical world can be a confusing place. Patients, their families, and even students entering health fields might fe…
VideoFree7 minutes
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Class 11 Physics (India) - Hindi: Bernoulli's equation (Hindi)
In this video Ram derives Bernoulli's equation. Class 11 Physics (India) - Hindi To help students who prefer to learn by watching Hindi vid…
VideoFree19
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Class 11 Physics (India) - Hindi: Static and kinetic friction example (Hindi)
Thinking about the coefficients of static and kinetic friction. Class 11 Physics (India) - Hindi To help students who prefer to learn by wa…
VideoFree11
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Class 11 Physics (India): Linear expansion numerical
Let's put our linear expansion coefficient to action. In this video we will explore a numerical on linear expansion and see, step by step, …
VideoFree7
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Class 10 Physics (India): Solved example: myopia
Let's help our friend, Suresh, to pick the right lens for his glasses. Class 10 Physics (India) Let's explore the mysteries of light and el…
VideoFree8
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Chemistry: Quantitative electrolysis
Calculating how much zinc deposits on the zinc electrode after 1.0 h when a current of 5.0 A is applied to the battery. Chemistry Did you k…
VideoFree7 minutes
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Health and medicine: Risk factors for dementia
Visit us (http://www.khanacademy.org/science/healthcare-and-medicine) for health and medicine content or (http://www.khanacademy.org/test-p…
VideoFree6 minutes
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Class 11 Physics (India): Introduction to partial pressure
Definition of partial pressure and Dalton's law of partial pressure. Example of calculating partial pressure of a gas in a mixture from the…
VideoFree7 minutes
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Electrical engineering: Planning and propulsion
The video covers the first stages of idea generation for Bit-zee and how to make Bit-zee move. Electrical engineering Learn about electrici…
VideoFree8 minutes