Categoría: Tips

Imagine that you are standing at a point O (the origin) of a coordinate system and walk directly to point A. If you want to describe this stretch from point O to A with vectors, then you describe the so-called location vector and its amount. Figure 1: Point in the coordinate system Each point in […]

This article is about immune deficiency. You will learn what an immune deficiency is, what causes it, how an immune deficiency is diagnosed and treated. Immune deficiency explanation An immune deficiency describes various disorders or diseases of the immune system, which become noticeable as a weakened immune system. A distinction is made between a congenital […]

Even without dealing with ancient history particularly intensively, most of you have probably heard the name «Julius Caesar». Perhaps you know Asterix and Obelix and you have met him in one of their adventures. But while these two Gauls are fictitious, their Roman counterpart, Caesar, actually existed. In this explanation you will learn more about […]

The Nuremberg Laws were the National Socialists’ preparation for the targeted discrimination and extermination of the Jews. Especially with the «Reich Citizenship Law» and «Blood Protection Act» Templates for the exclusion of Jews were created by downgrading Jewish citizens to people with inferior rights. Nuremberg Laws simply explained At the September 15, 1935 were the […]

The unwritten British Constitution Before we explain Britain’s political system to you in more detail, let’s first look at a very important part of a political system: the Constitution. In a constitution, a state defines the rules and laws according to which it is organized. The constitution describes the political system of the state. For […]

You may have heard of Bayes’ rule, also known as Bayes’ theorem. Bayes’ theorem is an important theorem in probability theory. It helps you to recognize and calculate the connection between conditional probabilities. Bayes’ theorem is simply explained to you here! You will learn about Bayes’ formula and its derivation and you can see examples. […]

Your body consists mainly of water, proteins, fats and minerals. But have you ever wondered what these substances are made of? Like everything else you know, water, proteins, fats and minerals are made up of a large number of atoms at the smallest level. A branch of chemistry, the so-called biochemistry, deals, among other things, […]

A Born Haber cycle (also known as a Born-Haber cycle, which is what we’ll call it from now on) is a theoretical model we use to calculate lattice enthalpy. We do this by comparing enthalpy changes involved in forming an ionic lattice from its gaseous ions to the default enthalpy of formation of the ionic […]

Do you feel comfortable around other people and can trust them easily? Or do you find it challenging to connect with them? These are some of the questions you would have to answer if you stumbled across Hazan and Shaver’s ‘love quiz’ in American newspapers in 1987. However, you would not have been aware that […]

Our earth is surrounded by a gaseous layer, the atmosphere. The atmosphere contains air that is attracted by the force of gravity. As a result, the air presses on our earth. The pressure of the air is called barometric pressure. If you want to learn more about air pressure, read on. Definition air pressure The […]