Know relative sizes of measurement units within one system of units including km, m, cm; kg, g; lb, oz.; l, ml; hr, min, sec. Within a single system of measurement, express measurements in a larger unit in terms of a smaller unit. Record measurement equivalents in a two-column table.
Want to weigh an object, but not sure the best customary unity to use? This tutorial can help! It shows you how to determine the best customary unit to use for measuring the weight of a given object.