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Of course, as is generally the case in European languages, there are irregularities in the way some verbs are put into the perfect tense in German. However the majority of verbs, the regular ones, will fo...

Using Pythagoras' theorem: a² = b² + c²You can use the length of the other two sides to calculate a.

This is a very important question, thank you for raising it. Knowing the difference between these two tenses is fundamental in French. It may seem a little hard to grasp at first because the direct transl...

An ionic bond is the electrostatic attraction between oppositely charged ions formed by atoms that have lost or gained electrons whereas a covalent bond is a shared pair ...

One advantage of biofuels is that they can help to reduce CO2 emissions, by growing plants that photosynthesise, meaning any CO2 released is more balanced than with fossil fuels.Biofuels are also renewabl...