
...given the SURFACE area of this car
is about 60,000 square centimeters...
The Big Bang Theory Season 8, Episode 19

or under the icy SURFACE
of Europa?
The Big Bang Theory Season 11, Episode 10

...on a SURFACE located
at the farthest reaches of our cosmos.
The Big Bang Theory Season 6, Episode 5

Can you recommend a SURFACE
The Big Bang Theory Season 7, Episode 18

If there is life beneath
the SURFACE of these planets,
The Big Bang Theory Season 11, Episode 10