Category: Physics

What do groups have in common? Elements in the same group are those that are in a single vertical line from top to bottom. They have the most in common between the two directions. They share the same number of electrons in their valence subshells. As a result, they will all have the same chemical […]

Is the Schrodinger equation second order? In non-relativistic quantum mechanics, we have Schrödinger’s equation, which is first-order. But not every quantum particle is a fermion, and, AFAIK relativistic non-fermion particles obey the Klein-Gordon equation, which is second-order! Is the Schrodinger equation true? Consider the Schrödinger equation, which allows you to compute the “wave function” of […]

Do inductors go bad? Inductor Failures Inductors often fail open due to corrosion or bad internal solder joints or the inductors fail shorted due to electrical overstress, bad magnet wire insulation, or potting issues. Some images of common inductor failures are shown below. How do you know if an inductor is bad? The inductor should […]

What is a base used in toothpaste? Magnesium hydroxide is a base used in toothpaste. The role of base is to neutralize the acid secreted out in our mouth by bacteria present in our mouth which causes tooth decay and other related ailments. What is the pH of pure water Brainly? The normal range for […]

What are the 8 steps in scientific method? That procedure is commonly called the scientific method and consists of the following eight steps: observation, asking a question, gathering information, forming a hypothesis, testing the hypothesis, making conclusions, reporting, and evaluating. How do you design an experiment to test a hypothesis? Experimental design means creating a […]

Can we still recover lost Biodiversities? Yes, we can recover it. But not the same as before. Maybe we will make a new one. By planting trees and cleaning the area. How does an ecosystem be able to recover from any disturbances? The major mechanisms of recovery in such ecosystems are primary and secondary succession. […]

Is AlCl3 a Lewis acid or base? Aluminum chloride (AlCl3) is a Lewis acid because the aluminum atom has an open valence shell. When aluminum chloride is under discussion it is called a Lewis acid or an electrophile. Is Oh Lewis acid or base? A Lewis base is any substance, such as the OH- ion, […]

What are the 5 phases of the moon? There are five phases of the moon: new, crescent, quarter, gibbous and full. How do you tell if the moon is getting bigger or smaller? When the bright part is getting bigger, the Moon is waxing. When it is getting smaller, the Moon is waning. When the […]

Do humans need enrichment? Ultimately for humans, enrichment needs to make us feel valued and good about the contribution we are making. As with animals, there is not one form of enrichment that works for all. What is the primary source of enrichment for rats? For rats and mice, I place high-fiber rabbit food in […]

Does the brain sit in fluid? Being surrounded by CSF helps the brain float inside the skull, like a buoy in water. Because the brain is surrounded by fluid, it floats like it weighs only 2% of what it really does. If the brain did not have CSF to float in, it would sit on […]