Physics is the science of matter and energy and the interaction between the two. Therefore, it can not study itself. Only a physicist it the proper word to use, because a physicist is a person who studies physics.
i do not know about it... one think that i asure you people around you
I am afraid that people who voted for the first option were probably confuzzled.
Come on people, the answer is in the choices!
We can put it this way "Physics is the study of laws of matter, gravity, and atoms.
Physics is the study of laws of matter, gravity and atoms whiule physicist are the scientist who studies Physics.
I just want to correct what I've written earlier about this because I had a typographical error with the spelling of the word "while". I would like to state my opinion again: Physics is the study of laws of matter, gravity and atoms while physicist are the scientist who studies Physics.