#physics

Octave is the distance between a musical note, for example, C#, and another with the same name, the next C# higher or lower.

When an object is in a skydiving fall, its velocity will be constant after enough time, considering that the drag force is proportional to the square of the speed.

Mental models are frameworks, worldviews, representations, or explanations of how something works. They're how we understand the world.