Physics is the natural science that involves the study of matter and its motion through space and time.
Generically, Physics is the natural science that involves the study of matter and its motion through space and time, along with related concepts such as energy and force. More broadly, it is the general analysis of nature, conducted in order to understand how the universe behaves.
On Electrical Engineering point of view, it is related to all subjects connect to the pysic property of the components and circuits, such as semi-conductor theory and/or behavior. Also, it is related to physics interaction components, like accelerometer, ir, proximity-sensor, and others.
To general Physics question, consider consulting Stack Exchange - Physics.
