Energy Vocabulary Crossword Puzzle

QUESTIONS LIST:

• fossil carbon : carbon in fossil fuels
• geothermal : heat energy that comes from the natural radioactive decay of elements deep within earth
• thermal mass : property of a building material that allows it to maintain heat or cold
• tidal energy : energy that comes from the movement of water driven by the gravitational pull of the moon
• energy conservation : finding and implementing ways to use less energy
• peak demand : greatest quantity of energy used at any one time
• photovoltaic : system of capturing energy from sunlight and converting it directly into electricity
• renewable : energy source that can be renewed in a human generation
• biodiesel : diesel substitute produced by extracting and chemically altering oil from plants
• passive: construction designed to take advantage of solar radiation without active technology
• wind energy : energy generated from the kinetic energy of moving air
• tiered rate system: billing system used by electric companies, customers pay higher rates as their use goes up
• electrolysis : application of an electric current to water molecules to split them into hydrogen and oxygen
• biofuel : liquid fuel created from processed or refined biomass
• net removal : process of removing more than is replaced by growth
• flex fuel : vehicle that runs on either gasoline or a gasoline/ethanol mixture
• fuel cell : electrical-chemical device that converts fuel into an electrical current
• active : energy captured from sunlight with advanced technologies
• carbon neutral : activity that does not change atmospheric co2 concentrations
• potentially renewable : energy source that can be regenerated indefinitely as long as it is not overharvested
• siltation : accumulation of sediments, primarily silt, on the bottom of a reservoir
• hydroelectricity : electricity generated by the kinetic energy of moving water
• ethanol : alcohol made by converting starches and sugars from plant material into alcohol and co2