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): Projectile motion graphs
Visualizing position, velocity and acceleration in two-dimensions for projectile motion Class 11 Physics (India) Let's learn, practice, and…
VideoFree8
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Class 12 Physics (India): Voltage
Sal explains the difference between electrical potential (voltage) and electrical potential energy Class 12 Physics (India) It is now time …
VideoFree9 minutes
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Class 11 Physics (India) - Hindi: Law of conservation of energy (Hindi)
Ram discusses how energy can't be created or destroyed in an isolated system, and works an example of how energy is transformed when a ball…
VideoFree13
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Health and medicine: Sinusitis 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…
VideoFree9 minutes
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Electrical engineering: Move block
Ready, set... start your engines! Electrical engineering Learn about electricity, circuit theory, and introductory electronics. We also hav…
VideoFree2 minutes
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Class 11 Physics (India): Displacement from time and velocity example
Worked example of calculating displacement from time and velocity Class 11 Physics (India) Let's learn, practice, and master topics of clas…
VideoFree5 minutes
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Class 12 Physics (India): Mass defect and binding energy
Nuclear binding energy is the energy required to split an atom’s nucleus into protons and neutrons. Mass defect is the difference between t…
VideoFree11 minutes
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Physics: Thermo can
This project shows how to power a boat with a candle. Physics Learn about the basic principles that govern the physical world around us. So…
VideoFree4 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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Class 11 Physics (India): Scale of the large
Attempting to comprehend the scale of the large Class 11 Physics (India) Let's learn, practice, and master topics of class 11 physics (NCER…
VideoFree11 minutes
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Electrical engineering: Batteries/power
In this video we install 8 AA batteries in Bit-zee's frame using zip ties. Electrical engineering Learn about electricity, circuit theory, …
VideoFree2 minutes
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Class 11 Physics (India): Heat capacity at constant volume and pressure
Class 11 Physics (India) Let's learn, practice, and master topics of class 11 physics (NCERT) starting with kinematics and then moving to d…
VideoFree12
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Health and medicine: What lies beneath the epidermis? (Dermis and Hypodermis)
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): Impact of mass on orbital speed
Example question exploring how mass impacts orbital speed. Class 11 Physics (India) Let's learn, practice, and master topics of class 11 ph…
VideoFree4
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Class 11 Physics (India): Normal force in an elevator
How the normal force changes when an elevator accelerates Class 11 Physics (India) Let's learn, practice, and master topics of class 11 phy…
VideoFree12 minutes