Solar energy is a technology that is designed to obtain energy from sunlight. Solar energy has been used in many traditional technologies for centuries past widely.
One example is the use of solar energy (heating water, heating buildings and also in cooking). In fact, solar energy can produce electrical energy through heating and photovoltaic engine. - Wikipedia
solar Panel
Solar panels are devices that convert sunlight into electricity. Method conversion of sunlight directly into electrical energy known Photovoltaic (PV). Solar panels produce direct current voltage.TED-ED video below gives a clear picture of how solar panels work.