مقالات علمية عامة

  Solar energy is a type of renewable energy  that comes from the sun. This energy is one of the most important and abundant renewable energy sources, as it can be converted into electrical or thermal energy using different technologies. These technologies include: 1. **Solar panels (photovoltaic cells)** Convert sunlight directly into electricity. They are used in homes, commercial buildings, and even on a large scale in solar power plants. 2. **Solar thermal energy**: Used to heat water or air for domestic or industrial use, and can also be used to generate electricity through concentrated solar power plants. 3. **Solar heating**: Used to heat buildings by collecting thermal energy from the sun and distributing it inside the building. Solar energy is clean and environmentally friendly, as it does not produce harmful emissions and contributes to reducing dependence on fossil fuels. It is also widely available in most parts of the world, making it a sustainable option for meeting energ