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Osmosis is the movement of water molecules from a high partial pressure (or concentration) to a low partial pressure (or concentration) down a partial pressure (concentration) gradient. For example, think of...

There are five main parts that make up the answer to this question. Remember at GCSE the mark scheme is rather specific so you will need to make sure you mention all 5 of these items in order to gain maximum...

Your presentation is a chance for you to talk about your final product and show the examiner how you researched and came to a final conclusion about the question you have proposed. You will need to include w...

Although the title is obviously very important for your final essay and creating the perfect title seems like a huge task, don’t panic! Personally, I think the best way to tackle the title is to start broad ...

Parallel lines have the same gradient (same 'm' value in y=mx+c). Therefore m=3 for both equations; if they are parallel lines. The second equation needs to be rearranged for y to determine this. 3y-9x+5 = 0...