Guides

Measurement Guides

Five original articles on converting units, with links to working converters. They are written as explanations, not as outlines.

How to Convert Units of Measurement

What unit conversion means, metric prefixes, US customary factors, dimensional consistency, and why temperature is different.

Exact length relationships, inches and centimeters, miles and kilometers, and common rounding mistakes.

Three scales, water’s freezing and boiling points under standard conditions, absolute zero, and worked formulas.

US customary kitchen volume versus metric cups, fluid ounces, tablespoons, and why mass is not volume.

Metric, US customary, and British imperial differences for length, mass, volume, area, speed, and storage prefixes.