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Waves that go up and down in a curvy shape like you would draw on a piece of paper are called transverse waves. Scientifically, these are when the particles move in a direction that is perpendicular (90) ...

The first thing I tell students is when presented with a question, take time to plan. Do not start writing immediately - most of what you will produce won’t be much good. In a lesson, I provide students w...

A microorganism that causes disease

These are the basic relative pronouns which are translated as that or who. Although in English they can be missed out, in French they must be used. e.g. the house that I like- the that here is th...

The concept of the North- south divide emerged from the 1980 Brandt reports explaining the idea that business and prosperity was generally situated in the North meanwhile poverty and corruption was concen...