Solar Energy

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Across
  1. 1. Effect is the process by which solar energy is converted directly into electrical energy using semiconductors.
  2. 5. The angle formed by the line connecting the centers of the Sun and Earth with its projection onto the equatorial plane.
  3. 6. Tubular Collector is a type of solar collector that uses a vacuum between the absorber and the glass cover to reduce heat loss.
  4. 7. A device used to measure direct solar radiation flux at normal incidence.
  5. 9. ___________ Recorder is the device used to measure the duration of bright sunshine by burning a trace on a card strip.
  6. 10. __________ Angle is the angle between the sun's rays and a line perpendicular to the horizontal plane through a point.
Down
  1. 2. ___________Collector is the type of solar collector that uses mirrors or lenses to concentrate sunlight onto a smaller absorber area.
  2. 3. ________Radiation is the type of solar radiation that is scattered and reflected by the atmosphere before reaching the ground.
  3. 4. _____________ Constant is the rate at which solar energy arrives at the top of the Earth's atmosphere (2 words)
  4. 8. ______________Cycle The thermodynamic cycle commonly used in low and medium temperature solar thermal power generation.