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chapter 18
| Question | Answer |
|---|---|
| Biomass energy | energy that is produced from nature things like wood, manure and grain |
| biofuels | liquid fuels ethanol, and biodiesel |
| biopower | electricity that is generated by the combustion of biomass |
| geothermal energy | high pressure combined with the breakdown of radioactive elements produce heat |
| hydropower | using the kinetic energy of moving water to turn turbines and generate electricity |
| tidal energy | using the movement of tidal water to generate electricity |
| OTEC | is a process that converts the thermal energy in ocean water to electricity |
| passive solar heating | passive solar energy to heat homes and buildings |
| active solar heating | uses technology to collect, move and store heat derived from the sun |
| flat plate solar | solar panels |
| PV cell | solar energy is directly converted into electricity |
| Concentrating solar power | mirrors being used to generate electricity through concentrating powerde |
| wind turbine | device that converts the winds kinetic energy, or energy of motion |
| wind turbines | wind turbines built in groups |
| electrolysis | water molecules are broken down into oxygen gas |
| fuel cells | the chemical reaction that take place in a fuel cell |