Combined Science GCSE
Order of Magnitude
What Order of Magnitude means in Combined Science GCSE, as defined for Pearson Edexcel.
Definition of Order of Magnitude
An estimate of size expressed as a power of ten.
Topics that use Order of Magnitude
- Key concepts of physics (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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