International System of Units (SI) Overview

Flashcards covering SI base units, prefixes, derived units, and formatting conventions based on the provided NIST-adapted guide.

Meter (m)

The SI base unit for length.

Kilogram (kg)

The SI base unit for mass.

Second (s)

The SI base unit for time.

Ampere (A)

The SI base unit for electric current.

Kelvin (K)

The SI base unit for thermodynamic temperature.

Mole (mol)

The SI base unit for amount of substance.

Candela (cd)

The SI base unit for luminous intensity.

Tera (T)

SI prefix representing a factor of $10^{12}$ ($1\,000\,000\,000\,000$).

Giga (G)

SI prefix representing a factor of $10^9$ ($1\,000\,000\,000$).

Mega (M)

SI prefix representing a factor of $10^6$ ($1\,000\,000$).

Kilo (k)

SI prefix representing a factor of $10^3$ ($1\,000$).

Hecto (h)

SI prefix representing a factor of $10^2$ ($100$).

Deka (da)

SI prefix representing a factor of $10^1$ ($10$).

Deci (d)

SI prefix representing a factor of $10^{-1}$ ($0.1$).

Centi (c)

SI prefix representing a factor of $10^{-2}$ ($0.01$).

Milli (m)

SI prefix representing a factor of $10^{-3}$ ($0.001$).

Micro ($\mu$)

SI prefix representing a factor of $10^{-6}$ ($0.000\,001$).

Nano (n)

SI prefix representing a factor of $10^{-9}$ ($0.000\,000\,001$).

Pico (p)

SI prefix representing a factor of $10^{-12}$ ($0.000\,000\,000\,001$).

Hertz (Hz)

SI derived unit for frequency, equivalent to $s^{-1}$.

Newton (N)

SI derived unit for force, equivalent to $m \cdot kg \cdot s^{-2}$.

Pascal (Pa)

SI derived unit for pressure, equivalent to $N/m^2$.

Joule (J)

SI derived unit for energy, equivalent to $N \cdot m$.

Watt (W)

SI derived unit for power, equivalent to $J/s$.

Coulomb (C)

SI derived unit for electric charge, equivalent to $s \cdot A$.

Volt (V)

SI derived unit for electric potential, equivalent to $W/A$.

Ohm ($\Omega$)

SI derived unit for electric resistance, equivalent to $V/A$.

Degree Celsius ($^\circ C$)

A unit for Celsius temperature equal in magnitude to unit kelvin ($K$).

SI Style Convention for Digits

A recommendation to use spaces rather than commas to separate groups of three digits.