Kinematics is the branch of physics that studies the motion of objects without considering the forces that cause the motion.
A particle in kinematics refers to a point-like object that has mass and occupies a single location in space at a given time.
The three main components of kinematics are position, velocity, and acceleration. Position refers to the location of an object in space, velocity is the rate of change of position, and acceleration is the rate of change of velocity.
Kinematics only focuses on the motion of objects without considering the forces that cause the motion, while dynamics takes into account the forces that act on objects and how they affect their motion.
Kinematics is used in various fields, including engineering, robotics, and sports. It is used to analyze and improve the performance of machines and athletes, as well as to design and optimize movements in machines and robots.