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This question tells us we only need to consider the magnitude of the force, and since the magnetic field and electron's velocity are perpendicular, we can simply use the equation F = Bqv. We have B = 2 T , q...

Hi there! This is a great question as it shows you are aware that the exam isn't just about knowledge. In Edexcel Religious Studies, the main aim of your essays is to convey both content and the fact you hav...

In chemical reactions entropy can be considered to be a measure of the number of ways which molecules and their quanta of energy can be arranged and is measured in J K -1 mol -1 .For a process to occur spont...

Bernard Crick noted that democracy is 'perhaps the most promiscous word' in political discourse. Therefore, establishing precisely what is meant by 'democracy' is a difficult task. The word finds its roots i...

At A-Level, a comprehensive range of factors contributing to an event/phenomenon will be very impressive. In tryign to achieve this, however, it is important not to omitt any of the crucial factors- yes, eve...