Future Energy-Questions and Answers Graded A+

Future Energy-Questions and Answers Graded A+ Geothermal - ANSWER-Energy source that uses the heat below the Earth's surface to produce steam to spin a turbine. (Renewable) Hydroelectric - ANSWER-Energy source that uses moving water to spin the turbine directly. (Renewable) Solar - ANSWER-Energy source that uses the heat or light energy from the Sun to form electricity. (Renewable) Wind - ANSWER-Energy source that uses moving air directly to spin a turbine. (Renewable) Biomass - ANSWER-Energy source that uses energy from organic matter (living things) to produce steam to spin a turbine when burnt. (Renewable) Fossil Fuels - ANSWER-Non-renewable energy source created by Earths pressure Nuclear - ANSWER-Non-renewable energy source created by splitting uranium to produce heat. Coal - ANSWER-Solid fossil fuel (non-renewable) burned for power. Creates pollution. Oil - ANSWER-Liquid fossil fuel (non-renewable) burned for power. Creates pollution Natural Gas - ANSWER-Gas fossil fuel (non-renewable) burned for power. Creates pollution Battery - ANSWER-Electrical energy can be stored in a ___. Sun - ANSWER-The source of solar power Atmosphere - ANSWER-Burning fossil fuels puts too much carbon dioxide into our _____ (the air surrounding our planet). Biomass - ANSWER-Plant materials and animal waste used as fuel. nonrenewable - ANSWER-Fuels that can NOT be reformed during a lifetime are said to be ___. They cannot be REPLACED Water vapor - ANSWER-The only emission from a hydrogen fuel cell is ___ ___. Generator - ANSWER-A turbine spins a ___ to produce electricity. Photovoltaic - ANSWER-Energy from the sun is converted directly into electricity with a ___ cell. Pollution - ANSWER-Electricity generated from renewable energy sources would be better for the planet because it produces little or no air ___ and will not run out. Renewable - ANSWER-____ energy comes from sources that are infinite like the sun, wind, and water, or from sources that replenish themselves naturally like geothermal and biomass.