absolute zero

whatcha up to, fern?
me and bobby joe been out in the field all day. you?
just got out of class.
whatcha learnin'?
oh, physics and stuff.
what's physics?
we're studying the nature of matter. today we conducted experiments to try and get to absolute zero.
absolute zero? now that wouldn't be the grade you got on your last test, would it? ha ha.
no, fern. but it might be your IQ.
say what now?
oh nothin'.