Physics is a fascinating subject.

The physical laws explain the functioning of the universe.

The physicist is working on a new experiment.

The physicists are working on a new experiment.

The physicist (female) is working on an important research project.

The physicist's contribution to science is immeasurable.

This is a physical process.

This is a physical experiment.

In a physical sense, energy is the ability to do work.

The physical examination provides important insights.