Relacionar Columnas Unit 6_Energy_1Versión en línea Energy por David Tordesillas 1 Biomass 2 Water energy 3 Light energy 4 Solar, wind, water, biomass and geothermal 5 Geothermal energy 6 Wind energy 7 Sound energy 8 Solar energy 9 Renewable energy sources This energy is heat that comes from the centre of the Earth This energy comes from a source that produces vibrations It is the most efficient energy and does not cause pollution This energy is the cleanest source of energy This energy can be natural or artificial These sources do not run out when we use them This energy can contributes to deforestation and global warming It can damage wildlife habitats and bird populations Renewable energy sources