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: Compliance and elastance
Learn about compliance (and elastance) of arteries, veins, and lead pipes! Rishi is a pediatric infectious disease physician and works at K…
VideoFree10 minutes
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Health and medicine: Heart failure treatment - Devices and surgery
Visit us (http://www.khanacademy.org/science/healthcare-and-medicine) for health and medicine content or (http://www.khanacademy.org/test-p…
VideoFree5 minutes
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Health and medicine: Oligodendrocytes
This video describes the structure and function of oligodendrocytes. By Matt Jensen. Health and medicine The medical world can be a confusi…
VideoFree3 minutes
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Electrical engineering: What is inside a digital camera? (2 of 2)
In this video we compare different revisions of the same digital camera. Electrical engineering Learn about electricity, circuit theory, an…
VideoFree3 minutes
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Class 11 Physics (India): The trig functions & right triangle trig ratios
Sal shows how, for acute angles, the two different definitions of the trigonometric values (SOH CAH TOA and the unit circle definition) res…
VideoFree7
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Health and medicine: Parts of a nephron
Learn about the 5 major parts of the kidney's nephron. Rishi is a pediatric infectious disease physician and works at Khan Academy. Health …
VideoFree9 minutes
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Health and medicine: Transudate vs exudate
In a pleural effusion, different fluids can enter the pleural cavity. Transudate is fluid pushed through the capillary due to high pressure…
VideoFree9 minutes
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Health and medicine: Phobias
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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Health and medicine: What is autism spectrum disorder?
Visit us (http://www.khanacademy.org/science/healthcare-and-medicine) for health and medicine content or (http://www.khanacademy.org/test-p…
VideoFree10 minutes
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Class 11 Physics (India) - Hindi: Ball hits rod angular momentum example (Hindi)
In this video Ram explains how a mass can have angular momentum even if it is traveling along a straight line. Then Ram shows how to solve …
VideoFree17
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Class 11 Physics (India): Deriving formula for centripetal acceleration from angular velocity
Deriving formula for centripetal acceleration in terms of angular velocity. using linear speed formula. Class 11 Physics (India) Let's lear…
VideoFree6
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Health and medicine: Symptoms of right sided heart failure
Visit us (http://www.khanacademy.org/science/healthcare-and-medicine) for health and medicine content or (http://www.khanacademy.org/test-p…
VideoFree4 minutes
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Health and medicine: Vaccines and the autism myth - part 2
The infamous Wakefield study kickstarted the Autism Myth, but many studies have since shown that there is no link between the MMR Vaccine a…
VideoFree9 minutes
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Health and medicine: How HIV infects us: CD4 (T-helper) lymphocyte infection
Visit us (http://www.khanacademy.org/science/healthcare-and-medicine) for health and medicine content or (http://www.khanacademy.org/test-p…
VideoFree10 minutes
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Health and medicine: Types of hormones
There are three major types of hormones. 1) Protein hormones (or polypeptide hormones) are made of chains of amino acids. An example is ADH…
VideoFree10 minutes