Show that a speed of 45 m s-1 is greater than a speed of 160 km h-1.
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Markscheme
1.1.2 Unit prefixes, conversions, significant figures and standard form Questions
12 exam-style questions on Edexcel GCSE Physics 1.1.2 Unit prefixes, conversions, significant figures and standard form. Each one has a worked solution and a mark scheme showing where the marks go.