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 …
check_box_outline_blank
Class 11 Physics (India) - Hindi: Standing waves in open tubes (Hindi)
Find out why a flute makes such specific notes. Class 11 Physics (India) - Hindi To help students who prefer to learn by watching Hindi vid…
VideoFree12
check_box_outline_blank
Organic chemistry: Carboxylic acid introduction
Carboxylic acid introduction. Organic chemistry Sal and Jay cover topics covered in college organic chemistry course. Basic understanding o…
VideoFree9 minutes
check_box_outline_blank
Class 11 Physics (India) - Hindi: Visual understanding of centripetal acceleration formula (Hindi)
Visual understanding of how centripetal acceleration relates to velocity and radius. Class 11 Physics (India) - Hindi To help students who …
VideoFree11
check_box_outline_blank
Physics: Projectile motion with ordered set notation
Solving the second part to the projectile motion problem (with wind gust) using ordered set vector notation Physics Learn about the basic p…
VideoFree10 minutes
check_box_outline_blank
Class 11 Physics (India) - Hindi: Bernoulli's equation (Hindi)
In this video Ram derives Bernoulli's equation. Class 11 Physics (India) - Hindi To help students who prefer to learn by watching Hindi vid…
VideoFree19
check_box_outline_blank
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
check_box_outline_blank
Class 10 Physics (India): Spherical & parabolic mirrors
In this video, we will explore two kinds of curved mirrors, parabolic and spherical mirrors. Created by Mahesh Shenoy Class 10 Physics (Ind…
VideoFree6
check_box_outline_blank
Class 11 Physics (India): Work/energy problem with friction
A conservation of energy problem where all of the energy is not conserved. Class 11 Physics (India) Let's learn, practice, and master topic…
VideoFree10 minutes
check_box_outline_blank
Class 12 Physics (India): Writing nuclear equations for alpha, beta, and gamma decay
Writing nuclear equations for alpha, beta, and gamma decay. Class 12 Physics (India) It is now time to dive deeper into the world of physic…
VideoFree8 minutes
check_box_outline_blank
Health and medicine: Sensory adaptation
Health and medicine The medical world can be a confusing place. Patients, their families, and even students entering health fields might fe…
VideoFree7 minutes
check_box_outline_blank
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…
VideoFree6
check_box_outline_blank
Class 11 Physics (India): Limits by direct substitution
Sal explains how you can easily find limits of functions at points where the functions are continuous: simply plug in the x-value into the …
VideoFree2
check_box_outline_blank
Physics: Introduction to the Lorentz transformation
So we've got two coordinate systems from the perspectives of two observers. How can we convert spacetime coordinates between these? Enter t…
VideoFree8 minutes
check_box_outline_blank
Electrical engineering: What is inside a digital camera? (1 of 2)
In this video we go inside the digital camera to discover what is inside and how it works. Electrical engineering Learn about electricity, …
VideoFree10 minutes
check_box_outline_blank
Physics: AP Physics 1 review of Torque and Angular momentum
In this video, David quickly explains each torque and angular concept and does a sample question for each one. Physics Learn about the basi…
VideoFree20 minutes