The Sun - a source of energy
In this lesson you will learn about the Sun and how solar energy can be used.
Author: Kovács Attila Péter
Reviewer: Horváthné Kunstár Andrea
Sun, solar energy, renewable energy, renewable energy source, star, infrared radiation, photosynthesis, petroleum, natural gas, food, planet, light, heat, ultraviolet radiation, visible light, solar panel, solar thermal collector, solar power station, power, wind, ocean currents, wavelength, ground surface, atmosphere, cloud, Moon, tide, nuclear power, nature, energy, astronomy, physics, coal, ecology, environmental protection, Earth, Solar System, biology, geography, science, environmental pollution, astrophysics