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
Physics: Standard cell
Testing out a cell which holds the metals at a constant distance. We add it to salt water and then check the deflection. Can this be used a…
VideoFree1 minute
check_box_outline_blank
Class 12 Physics (India): Magnitude of electric field created by a charge
In this video David explains how to find the magnitude of the electric field created by a point charge and solves a few examples problems t…
VideoFree10 minutes
check_box_outline_blank
Class 11 Physics (India): Bernoulli's equation (part 3)
Sal finishes the example problem where liquid exits a hole in a container. Class 11 Physics (India) Let's learn, practice, and master topic…
VideoFree9 minutes
check_box_outline_blank
Class 10 Physics (India): Concave lenses
Concave Lenses Class 10 Physics (India) Let's explore the mysteries of light and electricity. From how light reflects to correcting defects…
VideoFree3 minutes
check_box_outline_blank
Physics: Build a ping pong ball launcher
This project shows you how to build a ping pong and test an adjustable ping pong ball launcher. Physics Learn about the basic principles th…
VideoFree10 minutes
check_box_outline_blank
Class 11 Physics (India): Pressure and Pascal's principle (part 2)
Sal finishes the calculation of work to determine the mechanical advantage in a U-shaped tube. He also explains pressure and Pascal's Princ…
VideoFree10 minutes
check_box_outline_blank
Physics: Reverse electrodes (polarity)
What happens to the deflection when we attach the penny and zinc in the opposite direction? Physics Learn about the basic principles that g…
VideoFree1 minute
check_box_outline_blank
Class 12 Physics (India): Faraday's Law for generating electricity
How Faraday's Law is used to generate electricity in turbines. Class 12 Physics (India) It is now time to dive deeper into the world of phy…
VideoFree6 minutes
check_box_outline_blank
Class 11 Physics (India): How to strengthen concrete?
Concrete is strong, but not strong enough to make roads out of them. In this video, we will explore how we can use the concepts of elastici…
VideoFree10
check_box_outline_blank
Class 11 Physics (India) - Hindi: Average velocity and speed worked example (Hindi)
Ram solves a word problem to find average velocity and speed of an object in one-dimension. Class 11 Physics (India) - Hindi To help studen…
VideoFree7
check_box_outline_blank
Organic chemistry: Oxidation states of carbon
How to assign oxidation states to carbon in different compounds Organic chemistry Sal and Jay cover topics covered in college organic chemi…
VideoFree11 minutes
check_box_outline_blank
Health and medicine: Compliance and elastance
Learn about compliance (and elastance) of arteries, veins, and lead pipes! Rishi is a pediatric infectious disease physician and works at K…
VideoFree10 minutes
check_box_outline_blank
Organic chemistry: cis-trans and E-Z naming scheme for alkenes
Cis-Trans and E-Z Naming Scheme for Alkenes Organic chemistry Sal and Jay cover topics covered in college organic chemistry course. Basic u…
VideoFree5 minutes
check_box_outline_blank
Chemistry: Titration of a strong acid with a strong base (continued)
Calculating the pH at and after the equivalence point for titration of strong acid, hydrochloric acid, with strong base, NaOH. Chemistry Di…
VideoFree10 minutes
check_box_outline_blank
Organic chemistry: Reactivity of aldehydes and ketones
Electron distribution in aldehydes and ketones and how it influences reactivity. Organic chemistry Sal and Jay cover topics covered in coll…
VideoFree10 minutes