NASA ’s Chandra X-ray Observatory is a telescope specially designed to detect X-ray emission from very hot regions of the Universe such as exploded stars, clusters of galaxies, and matter around black holes. Because X-rays are absorbed by Earth’s atmosphere, Chandra must orbit above it, up to an altitude of…
it is important for evaluating energy resources because any energy resource with a low or negative net energy yield cannot compete in open markets with alternatives that have high net energy yields. Essentially, the net energy yield from an energy source refers to the gross profit gained from the source…
Networking makes you a recommended member of a much smaller pool. The job you want may not be advertised at all. Networking leads to information and job leads, often before a formal job description is created or a job announced. I’ll explain how anyone can use networking to get hired,…
Explanation: Nitrogen-14 is actually an isotope of nitrogen, so right from the start, you can say that it is a neutral atom. Isotopes are atoms that have the same number of protons but different numbers of neutrons in the nucleus. Nitrogen-14 is one of two stable (non-radioactive) isotopes of the…
Inconsistent grout color is a condition where colored grout dries to its expected color in some areas, a darker color in some areas and varying shades in-between. The main cause for this variation in color is uneven drying of the Portland cement in the grout. The grout will vary in…
What could be causing my symptoms? A common cause for the penis to have a sore, red, or itchy tip is contact or atopic dermatitis. Also known as eczema, this condition is triggered by external factors, such as the skin coming into contact with an irritant. Red fingertips can be…
If your toilet is making a foghorn noise, it could be because of a loose washer inside the “float”—a black, ballock-style valve that is common on older units. Lift the tank lid and flush your toilet while holding up the float, and if the foghorn noise goes away, you’ve located…
If you notice a stream of red, brown or orange water coming from any of your water faucets, this usually indicates the presence of iron or manganese, meaning your old cast iron pipes are rusted. Generally, orange stains in a bathtub are caused by one of three things: iron and…
If the number of seeders and peers for the torrent file is small, or the seeds go offline temporarily, your download speed will be slow. So you might want to choose files with more seeders when downloading. Each download task in uTorrent will occupy a portion of the bandwidth. When…
Start by removing the lower dish rack and placing it aside. … Try to spin the arm and check if it will spin freely and easily. … To remove a dishwasher spray arm,grab it and twist it a ¼ turn counterclockwise and lift it off. Clean the area where the…