SparkCharts(tm):The information you need-concisely, conveniently, and accurately.   Created by Harvard students for students everywhere, these study companions and reference tools cover a wide range of college and graduate school subjects, from Business and Computer Programming to Medicine, Law, and Languages. They'll give you what it takes to find success in school and beyond. Outlines and summaries cover key points, while diagrams and tables make difficult concepts easier to grasp.   This four-page chart includes the following reference tables: Prefixes in the metric system Measurements in metric and English systems How to convert between English and metric Length Mass and weight Area Volume Speed Time Energy and power Cooking measurements Geometry equations Temperature Index of wind chill factors and heat index