
angular momentum, potential ENERGY
and kinetic ENERGY.
The Big Bang Theory Season 10, Episode 16

No, actually.
I don't need his negative ENERGY
The Big Bang Theory Season 11, Episode 10

I mean, heh, wouldn't that solve
the world's ENERGY crisis?
The Big Bang Theory Season 6, Episode 22

So your mirth is merely a discharge
of nervous ENERGY...
The Big Bang Theory Season 4, Episode 23

Guess a wave function and vary its parameters
until I found the lowest ENERGY solution.
The Big Bang Theory Season 8, Episode 2