Mathematical Skills and Units (Grade 10 NSC Matric Physical Sciences): Flashcards

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Mathematical Skills and Units
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Standard form of scientific notation

N×10nN \times 10^n where NN is between 1 and 10

Definition of physical quantity

Anything that can be measured

SI units meaning

Système International d'Unités

SI base unit for mass

kilogram (kg)

Newton (N) in base units

kg⋅m⋅s−2kg \cdot m \cdot s^{-2}

Kilo (k) prefix exponent

10310^3

Milli (m) prefix exponent

10−310^{-3}

Celsius to Kelvin conversion

TK=T°C+273T_K = T_{°C} + 273

Direct proportion equation

y=kxy = kx or y∝xy \propto x

Sine ratio formula

sin⁡A=oppositehypotenuse\sin A = \frac{\text{opposite}}{\text{hypotenuse}}

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