Heat gain is the heat accumulated from the sun in the system. Solar thermal heat is trapped using the greenhouse effect; the greenhouse effect in this case is the ability of a reflective surface to transmit short wave radiation and reflect long wave radiation.
Sponsored Topics. Schenectady ( /skÉnÉktÉdi/) is a city in Schenectady County, New York, United States, of which it is the county seat. As of the 2010 census, the city had a population of 66,135. The city of Schenectady is in eastern New York, near the confluence of the Mohawk and Hudson Rivers.
The county has a number of houses and other properties listed on the National Register of Historic Places listings in Erie County, New York. In 1861, the hamlet of Town Line, in the Town of Lancaster, voted 85 to 40 to secede from the Union and join the Confederate States of America.