Scientific Conventions (VCE SSCE Physics): Flashcards

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Scientific Conventions
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Magnitude definition

Size/value of quantity without sign or direction

SI unit definition

Accepted standard unit for measuring a quantity

Significant figures definition

Digits from first non-zero showing measurement confidence

Number of base SI units

Seven

Leading zeros significance

Never count as significant figures

Trailing zeros significance

Always count as significant figures

Zeros between digits significance

Always count as significant figures

Addition/subtraction sig fig rule

Round to least decimal places

Multiplication/division sig fig rule

Round to least significant figures

Scientific notation format

m×10nm \times 10^n, mm between 1-10, nn integer

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