A frame of reference is like a set of coordinates used to describe motion or events. It’s the perspective or viewpoint from which you observe things. It helps you understand how things move or change relative to each other. For example, when you’re in a car, your frame of reference is the car itself, but if you’re outside watching the car, your frame of reference is the ground. Different frames of reference can give different descriptions of the same event.
The concept of a frame of reference is like the backdrop of a theater stage—it sets the scene for where and how we observe motion and forces. The idea of a frame of reference has existed since ancient times, but it wasn’t formally defined until much later. Ancient astronomers used the stars as a fixed … Read more