In this video, we explain the conservation of angular momentum in AP Physics 1, showing why angular momentum remains constant and how it applies to rotating systems. You’ll see clear examples that ...

In this video, we solve a Coulomb’s law practice problem involving forces from multiple charges, breaking down each step clearly and logically. Learn how to calculate electric forces, apply ...

Foams are everywhere: soap suds, shaving cream, whipped toppings and food emulsions like mayonnaise. For decades, scientists ...

Sometimes to truly study something up close, you have to take a step back. That's what Andrea Donnellan does. An expert in ...