Edexcel GCSE Design and Technology · 1DT0
Specification 1b · Paper 1
Revise: SI Units and Orders of MagnitudeA unit conversion changes how a quantity is written, not the quantity itself. A strip that is 250 mm long is also 0.25 m long.
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GCSE Design and Technology · key term
Expressing the same physical quantity in a different unit without changing its actual size.
Used by Edexcel
Specification 1b · Paper 1
Revise: SI Units and Orders of MagnitudeA unit conversion changes how a quantity is written, not the quantity itself. A strip that is 250 mm long is also 0.25 m long.
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