Snap, Crackle and Pop The first derivative of position with respect to time is velocity, the second is acceleration, and the third is jerk. The fourth is snap, or jounce, while the fifth and sixth are sometimes called crackle and pop. Snap, Crackle and Pop Snap, Crackle and Pop are the cartoon mascots of Kellogg's crisped-rice breakfast cereal Rice Krispies. The gnomic elves characters were originally designed by illustrator Vernon Grant in the early 1930s. The names are an onomatopoeia and were derived from a Rice Krispies radio ad: The first character appeared on the product's packaging in 1933, Grant added two more and
Rice Krispies Rice Krispies, also known as Marshmallow Krispies, along with a tropical version, Fruity Marshmallow Krispies) were sold briefly in the United States and Canada. Despite surviving longer in Canada than the United States, they were finally discontinued altogether during the late 1990s. Rice Krispies with strawberry flavor included 1983's Strawberry Krispies and 1997's Strawberry Rice Krispies. Australia had Strawberry Pops, a strawberry version of Rice Bubbles which was discontinued along with other similarly coloured and sweetened foods in the mid-1970s due to concerns about the additives causing cancer. Banana-flavored Rice Krispies, including Banana Bubbles and Banana Krispies, have also been