Half Life Worksheet Answer Key Biology 1. A worksheet, in the word’s original meaning, is usually a sheet of paper where one performs work. This is a printed page that a child finishes using a writing tool. No additional materials are necessary. It is”a sheet of paper where workouts, working time, special instructions, etc. are recorded. A piece or scrap of paper on which problems, ideas, or the like, are set down in tentative form.” In education, a worksheet may have concerns for students and places to document answers. In accounting, a worksheet is, or was, a sheet of paper with rows and columns on which an accountant could record information or perform calculations.