Word Association!

Yellow => Cars
Amazing song, :3

Cars -> traffic

traffic -> lights

lights -> 3x10^8

Foofle stop trying to break my thread. :P

3x10^8 -> Math

Math -> e=h/f

How am I breaking it?

e=h/f -> Variables
You are making it complicated, also, did you get the 500 GFP I donated?

Variables -> Inconstant

Inconstant -> Pie
It was hard to revert from math to pastries, but I did it.

Pie -> Meat