The document discusses units of measure for volume, weight, distance, and time. It provides conversion factors between units like cups, pints, quarts, gallons, ounces, pounds, liters, milliliters, meters, kilometers, feet, inches, grams, and kilograms. Examples are given for converting between units like milliliters to liters, ounces to pints, and hours to weeks. The document also covers writing ratios in their lowest terms.