How important is the lithosphere? The lithosphere is largely important because it is the area that the biosphere (the living things on earth) inhabit and live upon. When the biosphere interacts with the lithosphere, organic compounds can become buried in the crust, and dug up as oil, coal or natural gas that we can use […]
Where should the receiver be placed to maximize reception?
Where should the receiver be placed to maximize reception? The receiver of the satellite dish is placed at the focus of the parabola, to maximize signal reception. How many inches should the receiver be located from the vertex for optimal reception? 10.126 inches How do you measure the depth of a parabolic dish? Step 1: […]
What are the pros and cons of being a ultrasound technician?
What are the pros and cons of being a ultrasound technician? An ultrasound technician uses sonography equipment to diagnose medical conditions. Being an ultrasound technician is very fulfilling, and this profession has many benefits that include job satisfaction and a good salary. Like all jobs, however, there are downsides, such as physical stress and pressure. […]
What is a trefoil symbol?
What is a trefoil symbol? A trefoil (from the Latin trifolium, “three-leaved plant”) is a graphic form composed of the outline of three overlapping rings, used in architecture and Christian symbolism, among other areas. The term is also applied to other symbols with a threefold shape. A similar shape with four rings is called a […]
Which metals are poor conductor of heat?
Which metals are poor conductor of heat? Metals like mercury, lead, alloys of iron and chromium, titanium and stainless steel are poor conductors when compared to silver, copper and gold. Is fluorine a conductor of heat and electricity? So, does Fluorine conduct electricity? Fluorine, like other non-metals (except graphite and silicon) does not conduct electricity. […]
What materials are transparent to radio waves?
What materials are transparent to radio waves? RF transparent materials are materials where RF fields can penetrate with no heating happen. So far, I know some like Teflon, PPL, PVC, and ABS. They are made of plastics and have almost 0 dielectric loss factor. Is Fiberglass transparent to radio waves? An excellent insulator, fiberglass has […]
What are logical absolutes?
What are logical absolutes? The term ‘the logical absolutes’ refers to what are also known as the ‘laws of thought[1]’. Classical philosophers took these laws to be as follows: The law of identity — All things are equal to themselves. The law of non-contradiction — No proposition can both be and not be (the case). […]
What is the smallest unit of the universe?
What is the smallest unit of the universe? The smallest possible size for anything in the universe is the Planck Length, which is 1.6 x10-35 m across. What is the farthest from Earth? Real-time distance and velocity data is provided by NASA and JPL. At a distance of 152.6 AU (22.8 billion km; 14.2 billion […]
How can you make it safe to exercise on a hot day?
How can you make it safe to exercise on a hot day? Stay safe during hot-weather exercise by drinking enough fluids, wearing proper clothing and timing your workout to avoid extreme heat. Whether you’re running, playing a pickup game of basketball or going for a power walk, take care when the temperature rises. Why is […]
Which principle is used in rocket?
Which principle is used in rocket? The propulsion of all rockets, jet engines, deflating balloons, and even squids and octopuses is explained by the same physical principle—Newton’s third law of motion. Matter is forcefully ejected from a system, producing an equal and opposite reaction on what remains. Another common example is the recoil of a […]