- -equals mass times
9.8 meters PER second PER second.
The Big Bang Theory Season 3, Episode 10
Really more to organize,
you're not actually dirty, PER se.
The Big Bang Theory Season 1, Episode 2
And the policeman says, "Did you know
you were going 85 miles PER hour?"
The Big Bang Theory Season 10, Episode 21
And how much profit do you make
PER Penny Blossom?
The Big Bang Theory Season 2, Episode 18
has to be four revolutions PER second.
The Big Bang Theory Season 10, Episode 20