In this video, the economic concepts of utility and marginal utility are introduced.
Overview of common vitamins and minerals that are important to human health.
Introduction to transverse and longitudinal waves. Created by Sal Khan.
The Moon and the sun look roughly the same size in the sky because although the sun’s diameter is ~400 times greater than the Moon’s, the sun is ~400 times farther away from the Earth as the Moon is! The Moon goes through phases because as it rotates around the Earth, different parts of the Moon are made visible to us from the sun’s light. Created by Sal Khan.
Introduction to Hooke's Law. Created by Sal Khan.
Basic overview of hormones and the endocrine system. Created by Sal Khan.
Basic overview of hormones and the endocrine system.
The difference between vectors and scalars. Introduction to distance, displacement, speed, and velocity. Created by Sal Khan.
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.
Is rising inequality necessarily bad? A discussion with Sal Khan.