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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Chemistry: Le Chatelier's principle
Le Chatlier's principle (also known as "Chatelier's principle" or "The Equilibrium Law") states that when a system experiences a disturbanc…
VideoFree15 minutes
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Health and medicine: Diagnosing bipolar disorder
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: Hib vaccine
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: Pertussis diagnosis and treatment
Health and medicine The medical world can be a confusing place. Patients, their families, and even students entering health fields might fe…
VideoFree6 minutes
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Electrical engineering: LC natural response derivation 1
We begin the derivation of the natural response of the LC circuit, by modeling it with a 2nd-order differential equation. Electrical engine…
VideoFree7 minutes
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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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Health and medicine: Symptoms of left 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…
VideoFree5 minutes
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Health and medicine: Three components of emotion and the universal emotions
Health and medicine The medical world can be a confusing place. Patients, their families, and even students entering health fields might fe…
VideoFree8 minutes
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Health and medicine: Compliance - decreased blood pressure
Find out how compliance allows arteries to store elastic energy (and lower pressure). Rishi is a pediatric infectious disease physician and…
VideoFree10 minutes
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Health and medicine: What is cyanotic heart disease
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): Acceleration
Calculating the acceleration of a Porsche Class 11 Physics (India) Let's learn, practice, and master topics of class 11 physics (NCERT) sta…
VideoFree9 minutes
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Health and medicine: Leukemia treatment
There are three main solutions to treat leukemia. Chemotherapy is a collection of drugs which target cells that rapidly multiply (a key cha…
VideoFree6 minutes
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Physics: Mach numbers
We can measure speeds relative to the speed of sound Physics Learn about the basic principles that govern the physical world around us. Sol…
VideoFree4 minutes
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Health and medicine: Increasing ventricular contractility - inotropic effect
Find out how the sympathetic nerves increase the heart's force of contraction and speed of relaxation! Rishi is a pediatric infectious dise…
VideoFree10 minutes
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Class 11 Physics (India): Doppler effect: reflection off a moving object
Does the doppler effect still apply when sound is being reflected off a moving object? Class 11 Physics (India) Let's learn, practice, and …
VideoFree8 minutes