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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Class 11 Physics (India): Treating systems (the easy way)
David shows the easier way to find the acceleration of two masses connected by a rope. Class 11 Physics (India) Let's learn, practice, and …
VideoFree10 minutes
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Health and medicine: Temporal arteritis
Temporal arteritis (otherwise known as giant-cell arteritis) is a type of vasculitis that affects medium to large arteries in the head. Pat…
VideoFree10 minutes
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Health and medicine: Muscle stretch reflex
Health and medicine The medical world can be a confusing place. Patients, their families, and even students entering health fields might fe…
VideoFree10 minutes
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Health and medicine: Psychoactive drugs: Stimulants
Health and medicine The medical world can be a confusing place. Patients, their families, and even students entering health fields might fe…
VideoFree3 minutes
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Health and medicine: Making flu vaccine each year
Learn about how the flu vaccine is made every year and how they name the strains that they put inside. Rishi is a pediatric infectious dise…
VideoFree9 minutes
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Health and medicine: Colon dysplasia
Dr. Andy Connolly shows Sal what cancerous colon tissue looks like Health and medicine The medical world can be a confusing place. Patients…
VideoFree11 minutes
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Health and medicine: How to identify murmurs
Health and medicine The medical world can be a confusing place. Patients, their families, and even students entering health fields might fe…
VideoFree9 minutes
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Health and medicine: Changing glomerular filtration rate
Health and medicine The medical world can be a confusing place. Patients, their families, and even students entering health fields might fe…
VideoFree4 minutes
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Class 11 Physics (India) - Hindi: Change in period and frequency from change in angular velocity examples (Hindi)
Change in period and frequency from the change in angular velocity examples. Class 11 Physics (India) - Hindi To help students who prefer t…
VideoFree7
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Class 11 Physics (India) - Hindi: Centre of mass (Hindi)
Ram gives a conceptual understanding of what center of mass means. Class 11 Physics (India) - Hindi To help students who prefer to learn by…
VideoFree10
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Health and medicine: Peripheral chemoreceptors
Peripheral chemoreceptors are extensions of the peripheral nervous system that respond to changes in blood molecule concentrations (such as…
VideoFree11 minutes
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Electrical engineering: ELI the ICE man
Remember the relationship between current and voltage in an inductor and capacitor with the help of ELI the ICE man. Electrical engineering…
VideoFree10 minutes
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Health and medicine: Heart failure treatment - Late stages
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: Aging and cognitive abilities
Learn about how cognitive abilities change as we age. Health and medicine The medical world can be a confusing place. Patients, their fami…
VideoFree3 minutes
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Health and medicine: What is epiglottitis?
Health and medicine The medical world can be a confusing place. Patients, their families, and even students entering health fields might fe…
VideoFree7 minutes