Linear 4SD0 Command Words and Mark-Scheme Thinking

Determine an answer's required scope from the command word, mark allocation, supplied information and answer space without assuming that every mark requires a separate sentence.

Set out equations, substitutions, units, significant figures and rounding for “calculate”, “determine”, “estimate” and “show that” questions.

Answer “deduce”, “suggest” and “predict” questions by combining known science with information supplied in an unfamiliar context.