its a phisicist
scientists
its a person who studies motion, forces, and energy to explain the way things work
physicist :]
physicist's study motion forces and energy to explain the way things work
a physicist
a physicist
scientists
Physics is the branch of science that studies motion, force, and energy to explain how objects interact and the principles that govern the physical world. It seeks to understand the fundamental laws that shape the behavior of matter and energy in the universe.
aeronautics
A balanced group of forces acting on the object has no effect on its motion. The object continues moving in a straight line at constant speed.
The topic you are referring to is called: Physics.
Physicist