Solar energy — is the light and radiant heat from the Sun that powers Earth s climate and weather and sustains life. Since ancient times it has been harnessed for human use through a range of technologies. Solar radiation along with secondary solar resources… … Wikipedia
Solar thermal energy — Solar thermal system for water heating in Santorini, Greece … Wikipedia
Solar sail — Solar sails (also called light sails or photon sails, especially when they use light sources other than the Sun) are a proposed form of spacecraft propulsion using large membrane mirrors. Radiation pressure is about 10 5 Pa at Earth s distance… … Wikipedia
Solar variation — Solar variations are changes in the amount of solar radiation emitted by the Sun. There are periodic components to these variations, the principal one being the 11 year solar cycle (or sunspot cycle), as well as aperiodic fluctuations. Solar… … Wikipedia
Solar hot water — is water heated by the use of solar energy. Solar heating systems are generally composed of solar thermal collectors, a fluid system to move the heat from the collector to its point of usage. The system may use electricity for pumping the fluid,… … Wikipedia
Solar car racing — refers to competitive races of electric vehicles which are powered by solar energy obtained from solar panels on the surface of the car (solar cars). The first solar car race was the Tour de Sol in 1985 which led to several similar races in… … Wikipedia
Solar power in the United States — is the largest available energy source for the United States, although in 2006 it accounted for less than 0.1% of electricity generation. Renewable resources (solar, wind, geothermal, hydroelectric, biomass, and waste) provided nearly 12 percent… … Wikipedia
Solar air conditioning — refers to any air conditioning (cooling) system that uses solar power. This can be done through passive solar, photovoltaic conversion (sun to electricity), or solar thermal energy conversion. The U.S. Energy Independence and Security Act of… … Wikipedia
Solar (comics) — Solar Cover to Dark Horse Comics Doctor Solar, Man of the Atom #1 (July 2010). Art by Michael Komarck. Publication information Publisher … Wikipedia
Solar — means appertaining to the Sun, our planet s star. Solar also has other meanings. Related to energy * Active solar * Passive solar ** Passive solar building design * Solar cell, a device that directly creates electricity from solar energy * Solar… … Wikipedia
Solar Millennium — AG Rechtsform Aktiengesellschaft ISIN DE0007218406 Gründung … Deutsch Wikipedia
