
- -equals mass times
9.8 meters PER second PER second.
The Big Bang Theory Season 3, Episode 10

Six toes PER foot
or six toes total?
The Big Bang Theory Season 12, Episode 20

As PER your suggestion,
we're hanging out.
The Big Bang Theory Season 4, Episode 5

Four-point-one-eight-five-five times 10
to the seventh ergs PER calorie.
The Big Bang Theory Season 1, Episode 13

So let's plug in our 9.8 meters
PER second squared...
The Big Bang Theory Season 3, Episode 10