Sugar is your brain's preferred fuel source -- not table sugar, but glucose, which your body processes from the sugars and carbs you eat. That's why a glass of OJ or another fruit juice can offer a short-term boost to memory, thinking, and mental ability.
Best Answer: Technically each cardinal phase (First Quarter, Full, Last Quarter and New) are all momentary events. They occur at specific times and then pass immediately. A better way to ask the question is to ask how much time passes BETWEEN each phase. The answer to that question is 29.5 / 4 days. 29.5 days is the number of days that it takes for the moon to cycle through it's phases (called the synodic month)... The interstitial phases (Waxing Cresent, Waxing Gibbous, Waning Gibbous, and Waning Cresent) also last 29.5 / 4 days each...
A full lunar cycle lasts almost a month (about 29.5 days), and during that time the moon goes from new to crescent to first quarter to gibbous to full to gibbous to third quarter to crescent and back to new. However, a full moon, a new moon, ...