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3 marks, meaning 3 separate points and a minimum of 3 answers for full marks. 1 comparison mentioning each of the points is 1 mark. Use comparators e.g. less and more. Better to be safe than sorry!Compare...
Reflex actions are automatic responses to stimuli i.e. a change in an environment.A receptor first detects a stimulus such as heat, its function is to convert this stimuli energy in this case heat into an...
Both graphite and diamond are made of carbon atoms. However, while the carbon atoms in diamond are bonded to four neighbouring atoms, the carbon atoms in graphite are only bonded to three other atoms. The...
This is a slightly advanced GCSE question, involving multiple steps. Each step is quite simple however.First, set out the known variables. Note that the 8 inches is the pizza diameter.r = 8*2.5/2 = 20/2 =...
This problem can be solved by using elimination.Label 3x + y = 11 as equation (1) and 2x + y = 8 as equation (2).We first want to eliminate one of the variables so that we can then reach a value for the o...
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