The FireTtriangle. Most people have heard of the fire triangle: heat, fuel, and oxidizer. When these three components come together in the proper proportions, a fireâthe rapid chemical reaction of fuel with oxygen, resulting in the release of heat and light energyâis bound to occur.
Answer by Hank W. The average length of the northern hemisphere summer, calculated as the average time from the June solstice until the September equinox, is about 93 days and 15Â½ hours. The average length of the southern hemisphere summer, calculated as the average time from the December solstice until the March equinox, is about 89 days.
Quick Answer. Each year has 365 days or 52 weeks plus one day, and each week has two weekend days, which means there are approximately 104 weekend days each year. Factors that affect this number are leap years, the day on which the year changes and the plus one day. Continue Reading