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The first ionisation energy of an element is the energy required in order to remove the outermost electron from the element to make it an ion with the charge +1. From magnesium to aluminium the values sho...

The main role of the kidney is to filter the blood, to remove toxins like urea and then via various methods, parts of the kidney are able to reabsorb many of these filtered substances back for example, gl...

This is a classic GCSE Pythagoras' Theorem question. 

The first thing we are going to do is draw a diagram. Once we sketch out a diagram, we can see that the ladder makes a triangle shape with the ...

John Rawls' vision of distributive justice entails his Difference Principle. The Difference Principle permits diverging from strict equality so long as the inequalities in question would make the least ad...

Over 2000 Pythagoras discovered that when a triangle has a right angle (90 degrees), and squares are made for each of the three sides, then the biggest square has the exact same area as the two other squa...