Category: Physics

What happens to light rays as it passes through a convex lens? Convex Lens. Rays of light that pass through the lens are brought closer together (they converge). A convex lens is a converging lens. When parallel rays of light pass through a convex lens the refracted rays converge at one point called the principal […]

Where is the epicenter of the earthquake? epicenter. The epicenter is the point on the earth’s surface vertically above the hypocenter (or focus), point in the crust where a seismic rupture begins. Which point is nearest to the epicenter? The hypocenter is the point within the earth where an earthquake rupture starts. The epicenter is […]

What makes science unique from other endeavors? What makes science unique from other endeavors? Science sets up a theoretical model of what is happening, which can be reproduced by everyone. You just studied 22 terms! What is the human person flourishing in terms of science and technology? Human flourishing  involves the rational use of […]

What is the half life of isotope B? There are 13 radioisotopes that have been discovered, with mass numbers from 7 to 21, all with short half-lives, the longest being that of 8B, with a half-life of only 770 milliseconds (ms) and 12B with a half-life of 20.2 ms. All other isotopes have half-lives shorter […]

Is no thanks rude? In America, “no thanks” isn’t rude as long as you say it in a pleasant manner. You could also say, “No, I’m good, thanks”, or “No, i’m ok.” Of course you can always say “No thank you” if you are worried about it. Is it OK to say no thanks? No […]

What are the 3 major types of galaxies? Astronomers classify galaxies into three major categories: elliptical, spiral and irregular. These galaxies span a wide range of sizes, from dwarf galaxies containing as few as 100 million stars to giant galaxies with more than a trillion stars. What is older than the universe? Our Sun is […]

What do you mean by central orbit? A central orbit is an orbit in which the attractive force between a central mass and test mass is a central force, i.e., is directed towards the central mass. A general central force law is therefore given by. (1) for any function f(r), where is the force per […]

What does bully for you mean? To treat in an overbearing or intimidating manner. To force one’s way aggressively or by intimidation. : : : : ADJECTIVE: Excellent; splendid. : : INTERJECTION: Used to express approval: Bully for you! Does bully mean good? (US, slang) Very good; excellent. A bully horse. (slang) Jovial and blustering; […]

What is the principle of optical Fibre? Optical Fibers are based on Total Internal Reflection. The phenomenon in which the angle of incidence is more than the critical angle is known as total internal reflection. What are the properties of optical fiber? The most important properties for communications are attenuation, light collection and propagation, fiber […]

What are some examples of wellness? Wellness is the state of good mental, physical and emotional health. An example of wellness is eating correctly and exercising every day. The condition of good physical and mental health, especially when actively maintained by proper diet, exercise, and avoidance of risky behavior. What is wellness all about? Wellness […]