You never know whether you're talking to a roustabout or someone with a PhD in physical science. |
My high school assignments included physical science, biology, and chemistry. |
The entry requirements for cadets are matriculation with English, mathematics and physical science. |
His latest series of tests may put more physical science in political science. |
As you get to the more complicated and perplexing aspects of physical science you reach a quagmire in having a unified answer. |
Our physical science is not a deductive system, but a series of generalizations based in observation of finite modes. |