Chemistry GCSE
Order of magnitude
What Order of magnitude means in Chemistry GCSE, as defined for Pearson Edexcel.
Definition of Order of magnitude
A class in a system of classification determined by size, typically in powers of 10.
Topics that use Order of magnitude
- Key concepts in chemistry (Pearson Edexcel GCSE)
Related terms
Using Order of magnitude in the exam
Definition questions usually carry one or two marks, and examiners look for the precise wording. Write the definition from memory, check it against the version above, and then use the term in a longer answer on the same topic so it sticks.
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