solar day


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Related to solar day: mean solar day, Apparent solar day
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Synonyms for solar day

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The solar day is the light and the dark cycle of the sun setting and rising.
The result, 223 miles in a solar day, was achieved despite a number of setbacks for the team behind the car, which was originally designed and built with the involvement of Glyndwr University engineering students.
There are two reasons for variation of a solar day length throughout the year.
This synchronization is done at each moment of time with respect to coordinates connected with stars (cycles of the stellar day and the sidereal year), and with respect to the coordinates connected with the Sun (cycles of the solar day and the calendar year).
There really was a moment of discovery when we realized that many of the genes that we saw expressed in the normal individuals were well-known circadian rhythm genes - and when we saw that the people with depression were not synchronized to the usual solar day in terms of this gene activity," said Jun Li, an assistant professor in the Department of Human Genetics at the University of Michigan who led the analysis of the massive amount of data generated by the rest of the team.
The solar day is gradually getting longer because the Earth's rotation is slowing down ever so slightly," (http://www.
For a power system which acts to complement solar day time power with night time satellite power, an obvious choice would be to look for an orbit maximizes the use of power system on the night side of the earth, and is thus able to feed power to ground installation as these rotate away from the sun.
No longer is a second exactly 1/86,400 of a mean solar day.
An extra second, or "leap" second, will be added at midnight to account for the fact that it is taking Earth longer and longer to complete one full turn-a day-or, technically, a solar day.
Scientists have found that earth is taking a longer time to complete one day or technically a solar day.
The 20 per cent balance includes grey water recycling, photovoltaic power generation, solar day lighting harvesting via fiber optics or solar air-conditioning require government incentives as it is better to support these technologies in lieu of subsidising electric power as it is currently happen," he said.