
Sheldon, I have a working
understanding of PHYSICS.
The Big Bang Theory Season 5, Episode 21

in PHYSICS,
Money Heist Season 3, Episode 2

...I probably would have gone
into PHYSICS or ice dancing.
The Big Bang Theory Season 3, Episode 10

Oh, yes, experimental PHYSICS,
The Big Bang Theory Season 12, Episode 22

Okay, first order
of Physics Bowl business.
The Big Bang Theory Season 1, Episode 13