Hertz measures cycles per second - one Hertz is one cycle per second. Unlike gauss that is a measurement unit for the strenght of a specific thing (an electromagnetic field), hertz is a generic frequency measurement.
Prepend is a word that means to attach content as a prefix. It is often used in different kinds of programming and in automated processes. Some prepending is done manually as a user. For example, a prepend command could be used in a scripting language that a programmer would enter into a certain function or code module. It would add certain characters of text to the beginning of some variable or object.
Prep Sheets. Prep Sheets are the Backbone of a Successful Kitchen. Prep is an essential part of every day life in the kitchen. A properly prepped station is the foundation upon which a successful service period is built. Too little prep done and you go down in flames right at the peak of the rush.