# Keyword Analysis & Research: conversion metric unit

## Frequently Asked Questions

How do you convert customary to metric?

There are exactly 2.54 centimeters in one inch. This is the basic fact that needs to be memorized for any of the distance conversions between metric and customary measurement. To convert from cm to inches, we divide the number of centimeters by 2.54 to get the result.

What is the difference between customary and metric units?

Mass is the quantity of matter in an object. Mass is often called as weight. Mass can be measured in both metric and customary units. Kilogram, gram, and milligram are the metric units whereas ounces and pounds are the customary units.

What are the units of the metric system?

The three most common base units in the metric system are the meter, gram, and liter. The meter is a unit of length equal to 3.28 feet; the gram is a unit of mass equal to approximately 0.0022 pounds (about the mass of a paper clip); and the liter is a unit of volume equal to 1.05 quarts.