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: Schizophrenia symptoms
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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Class 11 Physics (India): Increasing, decreasing, positive or negative intervals
Function values can be positive or negative, and they can increase or decrease as the input increases. Here we introduce these basic proper…
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Class 11 Physics (India): Particular solutions to differential equations: rational function
Sal finds f(-1) given that f'(x)=24/x³ and f(2)=12. Class 11 Physics (India) Let's learn, practice, and master topics of class 11 physics (…
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Class 10 Physics (India): Concave mirror applications
In this video, we will look at some applications of concave mirrors. Created by Mahesh Shenoy Class 10 Physics (India) Let's explore the my…
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Organic chemistry: Enolate formation from aldehydes
How to form enolates from aldehydes using sodium ethoxide and sodium hydride. Organic chemistry Sal and Jay cover topics covered in college…
VideoFree6 minutes
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Organic chemistry: Amides, anhydrides, esters, and acyl chlorides
Carboxylic acid derivatives - amides, anhydrides, esters and acyl chlorides. Organic chemistry Sal and Jay cover topics covered in college …
VideoFree9 minutes
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Class 11 Physics (India): Slope of a horizontal line
When two points have the same y-value, it means they lie on a horizontal line. The slope of such a line is 0, and you will also find this b…
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Class 12 Physics (India): Conductors and insulators
Charge can flow through some materials, but not others Class 12 Physics (India) It is now time to dive deeper into the world of physics wit…
VideoFree14 minutes
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Health and medicine: Causes of pericarditis
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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Class 11 Physics (India): Finding torque for angled forces
David explains how to determine the torque exerted by a non-perpendicular force. Class 11 Physics (India) Let's learn, practice, and master…
VideoFree12 minutes
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Class 12 Physics (India): Parallel resistors (part 3)
When two resistors are in parallel, the equivalent resistance is the product of the two resistors divided by their sum. When both resistors…
VideoFree9 minutes
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Health and medicine: Tonsillopharyngitis - Complications, 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…
VideoFree10 minutes
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Electrical engineering: Demo: coin detector
demonstration of a simple coin detector Electrical engineering Learn about electricity, circuit theory, and introductory electronics. We al…
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Class 11 Physics (India): Finding height of fluid in a barometer
Using our understanding of fluid pressure to figure out the height of a column of mercury. Class 11 Physics (India) Let's learn, practice, …
VideoFree10 minutes
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Class 11 Physics (India) - Hindi: Relative motion in 2D (Hindi)
Ram discusses the idea of finding relative velocity when objects are moving in a plane and not on a straight line. Class 11 Physics (India)…
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