This is because they are linked by the single physical process that generated them.

He is not subject to the physical process of having a father and a mother.

"The physical process has been hard for me," she says, "before, I could still see my daughter's face."

Some international insurance companies still require an actual physical process to take place.

So, take your pick - it rather looks like both a chemical and physical process.

We consider the change in a local four-vector during some physical process.

These mental, physical, and emotional processes result in human activities.

Some unknown physical process at the surface of the red giant, perhaps?

Women are left to experience the physical process entirely on their own.

The mental adjustment would be made through the physical processes.