Flat plate collectors are thin boxes with a see-through cover. ... They are more useful when it comes to air conditioning and central power generation. ... For the purposes of cooling, an absorption air conditioner uses a solar collector that stimulates the cooling process. ... These PV cells are commonly grouped into modules of about 40 cells. ... Energy would be converted to microwaves before being transferred to multiple antennae on Earth to be converted into electric power. ...

• Word Count: 720
• Approx Pages: 3
• Grade Level: Undergraduate

Instead some pores are filled with water, and others with air. ... An example of capillary forces exceeding gravity is capillary rise in a thin glass tube, where water is lifted upwards against the force of gravity. ... As a result, water in the unsaturated zone is preferentially drawn into small spaces over large ones, which tend to be occupied by air. ... Toxic waste that has leaked from containment facilities has seeped into the ground. ... The primary source of surface water is spring discharge from highly fractured plutonic rocks into streams along mountain foothills (INEGI, 1986). ...

• Word Count: 696
• Approx Pages: 3
• Has Bibliography
• Grade Level: Undergraduate