More than 1/4 of the moon is visible from roughly 7.4 days after the New Moon
until roughly 7.4 days before the next New Moon ... about 14.8 days all together.
That period of time begins at First Quarter phase, extends through the waxing
gibbous, Full Moon, and waning gibbous phases, and ends at Third Quarter.
8 phase shift keying is a complex form of digital modulation by altering a sine wave and a cosine wave: shifting their phase. The best explanations I have found so far can be found at http://en.wikipedia.org/wiki/Phase-shift_keying and http://www.sss-mag.com/pdf/1modulation.pdf But they all explain the more simpler forms of phase shift keying: Binary Phase Shift Keying (BPSK) and Quadrature Phase Shift Keying (QPSK) and they don't say much about 8PSK unfortunately. However this might still give you an idea. Good luck, I will keep searching myself. Karen von Hünerbein
The rate of evaporation increases with surface area because a larger surface area allows more molecules to escape from the liquid into the air. When more liquid is exposed to air, there are more opportunities for molecules to gain enough energy to transition from the liquid phase to the vapor phase. Consequently, increasing the surface area enhances the overall evaporation process, making it happen more quickly.
Your third leg is called the high leg and can exceed 180 or more volts. In a 3 phase panel you will loose a third of your circuits unless they are used for motors or other equipment that uses three phase evenly through its function {meaning it doesn't use one leg exclusively for controls or 110V functions. It get a bit involved explaining the windings of a transformer and center taps but suffice it to say one leg gets more than it's share of windings in the transformer. It was used in the early years of industry when single phase 240V systems were the only game in town and they wanted to get more power from the Wye set up prior to delta. It never was popular but a necessity for industry and grew only because of slow development incorporating the 208V delta 3 phase system.
When half of the lighted side of the moon's surface can be seen, the moon looks like a half circle filled in. Any less than that, and the moon appears crescent-shaped. I suspect that you're not describing what you're imagining.
There are actually quite a few more phases of matter, but the commonest three known are solid, liquid, and gas. Some texts cite as many as fifteen. At super-cold temperatures a phase with unusual properties, known as BEC can be manifest (Bose-Einstein Condensate); at very high temperatures, electrons can dissociate from their atoms in the Plasma phase. Between and within phases are sub-phases, sone of which describe matter during changes in phase (phase transition) and some of which are stable.
A waning cresent.
No. None of the lunar surface is visible from Earth during the New Moon phase.
The moon phase you are describing is the waning gibbous phase. This occurs after the full moon and before the third quarter moon when the illuminated portion of the moon is decreasing.
It sounds like the moon is currently waxing gibbous, with more than a quarter but less than half of the moon visible. As it progresses towards the third quarter phase, the visible portion will continue to decrease until only half of the moon is visible.
That's called the "waxing crescent".
That would mean that the moon is in its waning phase. The light will be "swallowed" from the left to the right until it becomes a new moon, where it will begin is waxing phase. During the waxing phase, more and more of the moon is visible until it reaches the full moon, where the cycle repeats again.
The waxing phase of the moon is the time when more of the moon is shown each night until it is a full moon. It then goes into its waning phase where less of it shows until it is a new moon where it is not visible in the night sky.
This lesson is called Moon Talk. Ok. What I think the answer would be to waxing gibbous is: More than a quarter of the moon is visible, and visible portion is becoming smaller as the moon moves toward the third quarter phase.
The waxing phase of the moon is when the illuminated portion of the moon is increasing, leading up to a full moon. During this phase, the moon appears to be growing larger in the sky as more of its surface is lit up by the sun.
The gibbous phase of the moon occurs when the moon is more than half full but less than completely full. It happens after the first quarter phase and before the full moon phase in the lunar cycle.
This phase is known as the waxing crescent phase of the Moon. During this phase, the Moon appears to grow thicker each night as more of its lighted side becomes visible from Earth.
These are different phases of the moon based on its appearance as observed from Earth. Crescent moon is when less than half of the moon is visible, first quarter is when half of the moon is visible, waning gibbous is when more than half but less than full moon is visible, and waxing gibbous is the phase when more than half but less than full moon is visible.