OpenStax
Open Stax: College Physics: Drag Forces
In the following tutorial, students will learn how to express mathematically the drag force and also discuss its applications. They will also define terminal velocity and determine the terminal velocity given mass.
Physics Classroom
The Physics Classroom: Free Fall and Air Resistance
This lesson in high school physics on Newton's Second Law of Motion provides a discussion of free fall and air resistance, and answers, "Why do objects which encounter air resistance ultimately reach a terminal velocity?" and "In...
NASA
Nasa: Flight: What Is Drag?
Understand the concept of drag and find out how it affects the movement of airplanes.