Physical quantities, SI units and standard form

3 quick checks≈1% of the testFoundational

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By the end you’ll be able to

identify the physical quantity being measured and state its appropriate SI unit and unit symbol
convert values between common decimal multiples and submultiples, including using standard prefixes and powers of ten
write, interpret and compare numerical values in standard form

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substitute values into equations using consistent units and convert to suitable units before or after calculation

present final answers with sensible significant figures, decimal places and unit notation

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