This National certification teaches pool professionals how to properly maintain their pool in accordance with state regulations and industry standards. National Pools of Roanoke trains aquatic staff members how to manage mechanical system operations, maintenance, chemical treatments and filtration of various aquatic facilities.
Yellow Dwarf. A yellow dwarf is a star and is often referred to as a G-type main sequence star. A perfect example of a yellow dwarf would be the sun. A yellow dwarf has a mass almost like the mass of the sun. Its color ranges from white to a lighter yellow.Among the stars in the galaxy, yellow dwarf stars are bigger than most of the stars although giant stars are the biggest of all. perfect example of a yellow dwarf would be the sun. A yellow dwarf has a mass almost like the mass of the sun. Its color ranges from white to a lighter yellow.
Our own Sun will only live for about 12 billion years. Red dwarf stars have a surface temperature of less than 3,500 Kelvin, and this is why they appear red to our eyes. Our own Sun is classified as a yellow dwarf star. It has a surface temperature of about 5,800 Kelvin.Because of this temperature, the bulk of the light we see streaming from the Sun is yellow/white.Our Sun has been in the main sequence phase of its life for 4.5 billion years, and itâs expected to last another 7 billion years or so.t has a surface temperature of about 5,800 Kelvin. Because of this temperature, the bulk of the light we see streaming from the Sun is yellow/white. Our Sun has been in the main sequence phase of its life for 4.5 billion years, and itâs expected to last another 7 billion years or so.