Intuition behind formula for thermal conductivity.
Why static friction is harder to overcome than kinetic friction. Created by Sal Khan.
Inverse relationship between capital price and returns. A discussion with Sal Khan.
What an economist means when they say "investment" is different than what most people mean when they use it in day-to-day conversation. In this video, take a deeper dive into the investment category of real GDP. Created by Sal Khan.
Intuition as to why high real interest rates lead to low investment and why low rates lead to high investment. Created by Sal Khan.
The difference between investment and consumption. Created by Sal Khan.
More investment vs. consumption examples. Created by Sal Khan.
Ionic bonds result from the electrostatic attraction between oppositely charged ions, which form when valence electrons are transferred from one atom to another. Created by Sal Khan.
An overview of Iron triangles and issue networks.
The math of renting vs. buying a home. Challenging the notion that it is always better to buy. Created by Sal Khan.
Thinking about whether limited liability or double taxation is fair. Created by Sal Khan.
Sal checks whether the commutative property applies for matrix multiplication. In other words, he checks whether for any two matrices A and B, A*B=B*A (the answer is NO, by the way). Created by Sal Khan.
Is rising inequality necessarily bad? A discussion with Sal Khan.
A discussion of the virtues and/or vices of short selling. Created by Sal Khan.
An introduction to the Italian front in World War I
Italy backs out of Triple Alliance
An overview of Japanese Imperialism in the 19th and 20th centuries. Discussion of imperial powers in East Asia, the Opium Wars and the Meiji Restoration.
An introduction to Japan in World War I
Using Baker v. Carr to discuss judicial activism versus judicial restraint.
Overview of the Byzantine Empire under its greatest strength under Justinian and then eventual slow decline over the next 900 years. Code of Justinian. Hagia Sophia. Empress Theodora's role in putting down the Nika Riots.