Scratching your head over what the heck a kilowatt is, how many joules are in a btu, what the difference between a megawatt and a megawatt-hour is or how you should describe a power plant's capacity? Here's a primer on units of energy and power (and the difference between the two) that may be helpful. Use it as a reference throughout the term.

• Power Energy and Capacity - A Few Notes.rtf