These devices spin to generate energy. Alternative Energy Earth and Space 1 These devices spin to generate energy. Which type of alternative energy source is pictured? A Wind B Water C Petroleum D Biofuels 5.7C 2 All of the following are an alternative energy resource EXCEPT - A biofuel B geothermal C hydroelectric D coal

What gives geothermal energy its power? Alternative Energy Earth and Space 3 Dams built to regulate the flow of water are important to which type of alternative energy resource? A Biofuels B Hydroelectricity C Geothermal D Fossil fuels 4 What gives geothermal energy its power? A Light and heat from the Sun B Decomposed plant material C Moving or falling water D Heat generated inside the Earth

Which alternative energy source does this house use? Earth and Space 5 The house illustrated here uses panels on the roof to collect a natural resource and convert it into electricity that can be used. Which alternative energy source does this house use? A Water B Wind C Solar D Geothermal