Learn about the number of meters in a mile and learn how to convert meters to miles. Get a table of common unit conversions.

# Measurement

Learn what a derived unit is, get examples, see a list of metric derived units of measurement.

## What Is a Derived Unit? – Definition and Examples

Learn how to convert degrees to radians and back again. This is a key angle conversion in geometry and trig.

## How to Convert Degrees to Radians – Angle Conversion

See how many grams are in an ounce and learn how to do the grams to ounces conversion. Get example calculations.

## How Many Grams in an Ounce – Grams to Ounces

The Farenheit to Celcius conversion is a temperature conversion between Fahrenheit and Celsius. However you spell it, here's what you do.

## Farenheit to Celcius Conversion

See how to convert pounds to grams (lbs to g). Get the conversion factor between the units and see worked examples.

## How to Convert Pounds to Grams (lb to g)

See how to convert Fahrenheit to Celsius temperatures. Get the formula and see example problems. Then do the conversion the other way.

## How to Convert Fahrenheit to Celsius

Learn about the difference between systematic and random error. Get examples of the types of error and the effect on accuracy and precision.

## Systematic vs Random Error – Differences and Examples

Learn about the seven SI base units of measurement. Get their abbreviations and learn how they are defined.