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No problem! Finding things to say is tricky, especially under test conditions. The first thing we need to do is go through the tick-list of what needs including- an introduction and conclusion, and roughl...

Before we begin to answer this question we need to have a clear idea of what a prime number is: A prime number is a number greater than 1 that cannot be found by multiplying 2 smaller numbers. To answer t...

The question is an "Explain question" so we need to say what indexed addressing is and how it works (3 marks): " (1) There is an index register which holds the base value for where the data...

Hi, that's a good question! The key is to make a good plan before you start writing. First highlight key points in the question in order to make sure you know exactly what the question is asking you. This...

Zn_(s) + 2HCl_(aq) => ZnCl_2(aq)+ H_2(g)Evervessence, Zinc becomes smaller and then disappearsCut zinc in to smaller pieces to increase the surface area