Energy – The ability to do work and the force that makes things change
Resource – Things we use to make electricity, like coal, oil, natural gas, water, solar energy and wind
Renewable Resource – A resource that can be replaced in about the same time it takes to use it
Conserve – To save or use wisely
Watt – A unit of electricity
Efficient – Producing very little waste
Generate – To bring into existence.
Energy Vampire – A device that uses electricity even when it appears off.