Foundations of Physics
5 terms
Foundations of Physics
Absolute Uncertainty
The margin of measurement error expressed in the same physical units as the quantity being measured.
Foundations of PhysicsAbsolute Zero
The theoretical lower limit of thermodynamic temperature, defined as 0 Kelvin (-273.15°C or -459.67°F).
Foundations of PhysicsAccuracy
The degree of closeness of a measured value or experimental result to the true or accepted reference value.
Foundations of PhysicsAmpere
The SI base unit of electric current, defined by fixing the elementary charge to e = 1.602176634 × 10⁻¹⁹ C.
Foundations of PhysicsAvogadro's Number
The exact number of elementary entities (atoms, molecules, ions) contained in one mole of a substance.