Have you ever thought speed and velocity mean the same thing? Many people do. They often use these words as if they are alike. But in science, they are not the same. Speed tells us how fast something ...

Displacement close displacementA distance measured in a specified direction. is the distance moved in a straight line, in a given direction, from the starting point. Displacement = 24 m east. Velocity ...

Learn the key physics definitions of position, displacement, velocity, and acceleration explained clearly and simply. This quick breakdown helps build a strong foundation for understanding motion in ...