Hi, what do you want to do?
Math.com
Math.com: Energy/work Equivalents
A tool for converting values between units of measurement for energy and work.
US Energy Information Administration
U.s. Eia Energy Kids: Energy Units Basics
Instructions for converting the physical measurements of different types of fuels, such as gallons or barrels, to British thermal units (Btu), allowing for cross-comparison.
BBC
Bbc: Gcse Bitesize: Motion
This lesson focuses on how to calculate average speed and distance traveled. It also explains how to convert different units of measure and provides a link to an assessment.
CK-12 Foundation
Ck 12: Temperature
[Free Registration/Login may be required to access all resource tools.] In this interactive tutorial students will learn the physics definition of temperature, how temperature is measured and how to convert the units of temperature...
Science Education Resource Center at Carleton College
Serc: The Mole in Chemistry: Determining the Number of Atoms in Everyday Items
Students explore the concept of the mole as a measure of quantity. They build spreadsheets that allow them to convert between moles, grams, and atomic mass units for given quantities of everyday items, elements, and simple chemical...
US Energy Information Administration
U.s. Eia Energy Kids: Energy Calculators
A series of useful calculators for converting different sources of energy from one energy unit to another. Find conversion calculators for coal, electricity, natural gas, crude oil, gasoline, and diesel fuel, along with an additional...