11.   Now, you may remember from physics class that the speed of light is supposed to be the most constant, unvarying quantity in the universe.

12.   Quite a journey for a couple who met in an advanced physics class at Grapevine High.

13.   Reuben formed a daily study group with a half-dozen boys in his physics class.

14.   The physics class was meeting on the football field of the campus in Newhall, an L.A.-area suburb, when the explosion occurred.

15.   They also said that physics classes have been merged without noticeable ill effect for three of the last four years.

16.   Today Carrie is dodging the cars on Huntington Avenue as she hurries to her physics class at Northeastern.

17.   Anne Marie, a senior, is taking a physics class at Columbine while a tutor teaches the rest of her classes at home.

18.   Chyi learned about the project in physics class while studying combustion.

19.   He had a physics class.

20.   He introduced his mother and other family members, adding that his son Zak was not present because he had a physics class at Ohio State.