SI Units, Prefixes, and Conversion Factors

Vocabulary flashcards testing SI units, prefixes with powers of ten, and specific unit conversion factors.

Kelvin (K)

The standard SI unit for measuring temperature.

Newton (N)

The standard SI unit for measuring force.

Joule (J)

The standard SI unit for measuring energy.

Watt (W)

The standard SI unit for measuring power.

Pascal (Pa)

The standard SI unit for measuring pressure.

Mole

The standard SI unit representing a quantity of $6.02 \times 10^{23}$.

Peta-

SI prefix representing a factor of $10^{15}$.

Tera-

SI prefix representing a factor of $10^{12}$.

Giga-

SI prefix representing a factor of $10^9$.

Mega-

SI prefix representing a factor of $10^6$.

Kilo-

SI prefix representing a factor of $10^3$.

Hecto-

SI prefix representing a factor of $10^2$.

Deca-

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

Deci-

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

Centi-

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

Milli-

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

Micro-

SI prefix representing a factor of $10^{-6}$.

Nano-

SI prefix representing a factor of $10^{-9}$.

Standard SI unit for measuring temperature

Kelvin ($\text{K}$)

Standard SI unit for measuring force

Newton ($\text{N}$)

Standard SI unit for measuring energy

Joule ($\text{J}$)

Standard SI unit for measuring power

Watt ($\text{W}$)

Standard SI unit for measuring pressure

Pascal ($\text{Pa}$)

Standard SI unit for measuring quantity of a substance

Mole ($\text{mol}$)

0 Kelvin in °C

$$-273.15^{\circ}\text{C}$$

0 Kelvin in °F

$$-459.4^{\circ}\text{F}$$

1 cm³ in mL

$$1\,\text{mL}$$

1 meter in feet

$$3.281\,\text{feet}$$

1 inch in cm

$$2.54\,\text{cm}$$

1 mile in meters

$$1609.3\,\text{m}$$

1 gallon in liters

$$3.785\,\text{liters}$$

1 kg in pounds

$$2.205\,\text{pounds}$$

1 pound in Newtons

$4.45\,\text{Newtons}$ or $4.448\,\text{Newtons}$

SI Prefix Order (Longest to Shortest Distance)

$$\text{Pm} > \text{Tm} > \text{Gm} > \text{Mm} > \text{km} > \text{hm} > \text{dam} > \text{dm} > \text{cm} > \text{mm} > \mu\text{m} > \text{nm}$$

SI Distance Prefixes: Large Scale Order (Longest to Base Unit)

$$\text{Peta (P)} > \text{Tera (T)} > \text{Giga (G)} > \text{Mega (M)} > \text{Kilo (k)} > \text{Hecto (h)} > \text{Deca (da)}$$

SI Distance Prefixes: Small Scale Order (Base Unit to Shortest)

$$\text{Deci (d)} > \text{Centi (c)} > \text{Milli (m)} > \text{Micro (}\mu\text{)} > \text{Nano (n)}$$

SI Distance Order: Prefix between Tera- ($\text{Tm}$) and Mega- ($\text{Mm}$)

Giga- ($\text{Gm}$)

SI Distance Order: Prefix between Mega- ($\text{Mm}$) and Hecto- ($\text{hm}$)

Kilo- ($\text{km}$)

SI Distance Order: Prefix between Kilo- ($\text{km}$) and Deca- ($\text{dam}$)

Hecto- ($\text{hm}$)

SI Distance Order: Prefix between Hecto- ($\text{hm}$) and Deci- ($\text{dm}$)

Deca- ($\text{dam}$)

SI Distance Order: Prefix between Deca- ($\text{dam}$) and Centi- ($\text{cm}$)

Deci- ($\text{dm}$)

SI Distance Order: Prefix between Deci- ($\text{dm}$) and Milli- ($\text{mm}$)

Centi- ($\text{cm}$)

SI Distance Order: Prefix between Centi- ($\text{cm}$) and Micro- ($\mu\text{m}$)

Milli- ($\text{mm}$)

SI Distance Order: Prefix between Milli- ($\text{mm}$) and Nano- ($\text{nm}$)

Micro- ($\mu\text{m}$)