Matching Pairs Alternative energy sourcesOnline version Activity to identify the types of alternative energy sources and their characteristics. by Steambox Dsc SA 1 Use organic matter as an energy source. 2 It is a source of renewable energy that takes advantage of the heat that exists in the subsoil of the planet. 3 It is a source of renewable energy that is obtained from the sun and with which heat and electricity can be generated. 4 It is a source of renewable energy that takes advantage of the fall of water from a certain height to generate electrical energy. 5 It is a source of renewable energy that uses the force of the wind to generate electricity. 6 It is that energy that takes advantage of the rise and fall of sea water produced by the gravitational action of the sun and the moon to generate electricity in a clean way.