Definition of period and frequency for an object moving in a circle. Connecting period and frequency to the magnitude of the angular velocity.
Introduction to the Investment/Savings curve. Created by Sal Khan.
How angular momentum is conserved within a system when there is no external torque.
An interesting case of price elasticity of demand is a demand curve with a constant unit elasticity. Explore what such a demand curve would look like in this video. Created by Sal Khan.
In this video, we introduce the concept of consumer surplus as the difference between marginal benefit and price paid. Created by Sal Khan.
The basic idea of a consumption function. Created by Sal Khan.
Thinking about a consumption function where taxes are also a function of income (which is more realistic than constant taxes). Created by Sal Khan.
Created by Sal Khan.
Review of the difference uses of the words contango, backwardation, contango theory and theory of normal backwardation. Created by Sal Khan.
What a trader means when they say that a market is in contango. Created by Sal Khan.
Why did Islam emerge and spread when and where it did? Why was it so rapid?
Exploring Sikhism's cultural and thematic connections to Hinduism and Islam.
Convergence on macro scale, A discussion with Sal Khan.
An introduction to Convex Lenses. Created by Sal Khan.
Some Convex Lens Examples. Created by Sal Khan.
In introduction to Convex Parabolic Mirrors. Created by Sal Khan.
Core spiritual ideas of Buddhism by way of comparison with ideas from the Hindu Upanishads.
Understanding how most corporate debt is different than most personal mortgages. Created by Sal Khan.
Why people set up corporations. Created by Sal Khan.
Correcting the time difference calculation by taking into account that there is no year 0. Created by Sal Khan.