A loving term given to one's grandfather. Pop-Pop is the best grandparent you could ask for-loving, kind and doting. Pop-Pop will teach you about music, film, culture, and family values. Pop-Pop will force you to watch hours of boring family movies, and you will secretly love it! Pop-Pop will act is if he is very frugal, but is truly generous beyond belief! If you are blessed enough to have a Pop-Pop you are very lucky!
The derivative of crackle, which is the derivative of snap, which is the derivative of jerk, which is the derivative of acceleration, which is the derivative of velocity, which is the derivative of distance.
The cars instantantaneous pop was measured at 60m/s^6