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Both verbs mean "to be" but the key difference is in the permanence of what they are describing. "Ser" is used when you're describing an essential characteristic of the person or thing...

We have to appreciate the assumptions we are working with. The problem states that power is available infinitely, therefore the maximum acceleration influencing factor is the tire grip. It is reached when...

First we must find the gradient of the curve at the point (1, 4) - we do this by finding the derivative dy/dx, as we do to find any gradient. Differentiating the equation of the curve gives us that dy/dx ...

As an English speaker, a language that no longer uses cases, it can be really tricky to get to grips with the German case system. But once you start practising, you'll find it's not as horrible as you thi...

Take a deep breath. Look at the text you have to analyse or the texts you have to compare. Look at your question and begin to plan: take 5-10 minutes at the start of the exam to plan your answers (this wi...