Solar rays, also known as sunlight or sunshine, are the electromagnetic radiation emitted by the sun. There are a variety of synonyms used to describe solar rays, depending on the context. Some alternative terms to use include solar energy, solar radiation, solar power, solar heat, solar light, and solar output. These terms are often used interchangeably and refer to the sun's energy that is converted into useful forms such as electricity or heat. Other terms that can be used to describe solar rays include sunshine, daylight, and sunlight. Regardless of which term is used, solar rays are a vital source of energy for life on Earth and plays a critical role in our ecosystem.