a scientist who studies the fundamental properties of matter
A scientist who studies the ways matter and energy act.
A person who studies physics.
a scientist who studies the properties and interactions of matter and energy in all their forms (liquid, solid, gas, and plasma)
A physicist is a scientist who studies or practices physics. Physicists study a wide range of physical phenomena spanning all length scales: from the sub-atomic particles from which all ordinary matter is made (particle physics) to the behavior of the material Universe as a whole (cosmology). There are numerous branches of physics and each has its corresponding specialists.