Measurements SI base unit

SI base unit QUANTITY UNIT NAME UNIT SYMBOL MASS Kilogram kg LENGTH metre m TIME ELECTRIC CURRENT AMOUNT OF SUBSTANCE THERMODYNAMIC TEMPERATURE LUMINOUS INTENSITY

SI base unit QUANTITY UNIT NAME UNIT SYMBOL MASS Kilogram kg LENGTH metre m TIME second s ELECTRIC CURRENT ampere A AMOUNT OF SUBSTANCE THERMODYNAMIC TEMPERATURE LUMINOUS INTENSITY

SI base unit QUANTITY UNIT NAME UNIT SYMBOL MASS Kilogram kg LENGTH metre m TIME second s ELECTRIC CURRENT ampere A AMOUNT OF SUBSTANCE mole THERMODYNAMIC TEMPERATURE LUMINOUS INTENSITY

SI base unit QUANTITY UNIT NAME UNIT SYMBOL MASS Kilogram kg LENGTH metre m TIME second s ELECTRIC CURRENT ampere A AMOUNT OF SUBSTANCE mole mol THERMODYNAMIC TEMPERATURE

SI base unit QUANTITY UNIT NAME UNIT SYMBOL MASS Kilogram kg LENGTH metre m TIME second s ELECTRIC CURRENT ampere A AMOUNT OF SUBSTANCE mole mol THERMODYNAMIC TEMPERATURE kelvin LUMINOUS INTENSITY

SI base unit QUANTITY UNIT NAME UNIT SYMBOL MASS Kilogram kg LENGTH metre m TIME second s ELECTRIC CURRENT ampere A AMOUNT OF SUBSTANCE mole mol THERMODYNAMIC TEMPERATURE kelvin K LUMINOUS INTENSITY

SI base unit QUANTITY UNIT NAME UNIT SYMBOL MASS Kilogram kg LENGTH metre m TIME second s ELECTRIC CURRENT ampere A AMOUNT OF SUBSTANCE mole mol THERMODYNAMIC TEMPERATURE kelvin K LUMINOUS INTENSITY candela

SI base unit QUANTITY UNIT NAME UNIT SYMBOL MASS Kilogram kg LENGTH metre m TIME second s ELECTRIC CURRENT ampere A AMOUNT OF SUBSTANCE mole mol THERMODYNAMIC TEMPERATURE kelvin LUMINOUS INTENSITY candela cd

Measurements Derived unit

Derived units Quantity Word equation SI derived unit SI base unit area Symbol Word equation SI derived unit SI base unit area A length x breadth m2 volume density velocity (speed) acceleration force moment of force pressure energy (work) power charge potential difference resistance magnetic flux magnetic flux density heat capacity specific heat capacity radioactivity

length x breadth x height Derived units Quantity Symbol Word equation SI derived unit SI base unit area A length x breadth m2 volume V length x breadth x height m3 density velocity (speed) acceleration force moment of force pressure energy (work) power charge potential difference resistance magnetic flux magnetic flux density heat capacity specific heat capacity radioactivity

length x breadth x height Derived units Quantity Symbol Word equation SI derived unit SI base unit area A length x breadth m2 volume V length x breadth x height m3 density ρ mass / volume kg m-3 velocity (speed) acceleration force moment of force pressure energy (work) power charge potential difference resistance magnetic flux magnetic flux density heat capacity specific heat capacity radioactivity

length x breadth x height Derived units Quantity Symbol Word equation SI derived unit SI base unit area A length x breadth m2 volume V length x breadth x height m3 density ρ mass / volume kg m-3 velocity (speed) v, u displacement / time ms-1 acceleration force moment of force pressure energy (work) power charge potential difference resistance magnetic flux magnetic flux density heat capacity specific heat capacity radioactivity

Derived units Quantity Word equation SI derived unit SI base unit area Symbol Word equation SI derived unit SI base unit area A length x breadth m2 volume V length x breadth x height m3 density ρ mass / volume kg m-3 velocity (speed) v, u displacement / time ms-1 acceleration a change of velocity / time ms-2 force moment of force pressure energy (work) power charge potential difference resistance magnetic flux magnetic flux density heat capacity specific heat capacity radioactivity

Derived units Quantity Word equation SI derived unit SI base unit area Symbol Word equation SI derived unit SI base unit area A length x breadth m2 volume V length x breadth x height m3 density ρ mass / volume kg m-3 velocity (speed) v, u displacement / time ms-1 acceleration a change of velocity / time ms-2 force F mass x acceleration newton [N] kg ms-2 moment of force pressure energy (work) power charge potential difference resistance magnetic flux magnetic flux density heat capacity specific heat capacity radioactivity

Derived units Quantity Word equation SI derived unit SI base unit area Symbol Word equation SI derived unit SI base unit area A length x breadth m2 volume V length x breadth x height m3 density ρ mass / volume kg m-3 velocity (speed) v, u displacement / time ms-1 acceleration a change of velocity / time ms-2 force F mass x acceleration newton [N] kg ms-2 moment of force T force x perpendicular distance Nm kg m2s-2 pressure energy (work) power charge potential difference resistance magnetic flux magnetic flux density heat capacity specific heat capacity radioactivity

Derived units Quantity Word equation SI derived unit SI base unit area Symbol Word equation SI derived unit SI base unit area A length x breadth m2 volume V length x breadth x height m3 density ρ mass / volume kg m-3 velocity (speed) v, u displacement / time ms-1 acceleration a change of velocity / time ms-2 force F mass x acceleration newton [N] kg ms-2 moment of force T force x perpendicular distance Nm kg m2s-2 pressure P force / area pascal (Pa) kg m-1s-2 energy (work) power charge potential difference resistance magnetic flux magnetic flux density heat capacity specific heat capacity radioactivity

Derived units Quantity Word equation SI derived unit SI base unit area Symbol Word equation SI derived unit SI base unit area A length x breadth m2 volume V length x breadth x height m3 density ρ mass / volume kg m-3 velocity (speed) v, u displacement / time ms-1 acceleration a change of velocity / time ms-2 force F mass x acceleration newton [N] kg ms-2 moment of force T force x perpendicular distance Nm kg m2s-2 pressure P force / area pascal (Pa) kg m-1s-2 energy (work) E, W force x distance (mgh, 1/2mv-2) joule (J) power charge potential difference resistance magnetic flux magnetic flux density heat capacity specific heat capacity radioactivity

Derived units Quantity Word equation SI derived unit SI base unit area Symbol Word equation SI derived unit SI base unit area A length x breadth m2 volume V length x breadth x height m3 density ρ mass / volume kg m-3 velocity (speed) v, u displacement / time ms-1 acceleration a change of velocity / time ms-2 force F mass x acceleration newton [N] kg ms-2 moment of force T force x perpendicular distance Nm kg m2s-2 pressure P force / area pascal (Pa) kg m-1s-2 energy (work) E, W force x distance (mgh, 1/2mv-2) joule (J) power rate of using energy watt (W) kg m2s-3 charge potential difference resistance magnetic flux magnetic flux density heat capacity specific heat capacity radioactivity

Derived units Quantity Word equation SI derived unit SI base unit area Symbol Word equation SI derived unit SI base unit area A length x breadth m2 volume V length x breadth x height m3 density ρ mass / volume kg m-3 velocity (speed) v, u displacement / time ms-1 acceleration a change of velocity / time ms-2 force F mass x acceleration newton [N] kg ms-2 moment of force T force x perpendicular distance Nm kg m2s-2 pressure P force / area Pascal [Pa] kg m-1s-2 energy (work) E, W force x distance (mgh, 1/2mv-2) Joule [J] power rate of using energy Watt [W] kg m2s-3 charge Q current x time coulomb [C] A s potential difference resistance magnetic flux magnetic flux density heat capacity specific heat capacity radioactivity

Derived units Quantity Word equation SI derived unit SI base unit area Symbol Word equation SI derived unit SI base unit area A length x breadth m2 volume V length x breadth x height m3 density ρ mass / volume kg m-3 velocity (speed) v, u displacement / time ms-1 acceleration a change of velocity / time ms-2 force F mass x acceleration newton [N] kg ms-2 moment of force T force x perpendicular distance Nm kg m2s-2 pressure P force / area Pascal [Pa] kg m-1s-2 energy (work) E, W force x distance (mgh, 1/2mv-2) Joule [J] power rate of using energy Watt [W] kg m2s-3 charge Q current x time coulomb [C] A s potential difference energy / charge volt [V] kg m2s-3A-1 resistance magnetic flux magnetic flux density heat capacity specific heat capacity radioactivity

Derived units Quantity Word equation SI derived unit SI base unit area Symbol Word equation SI derived unit SI base unit area A length x breadth m2 volume V length x breadth x height m3 density ρ mass / volume kg m-3 velocity (speed) v, u displacement / time ms-1 acceleration a change of velocity / time ms-2 force F mass x acceleration newton [N] kg ms-2 moment of force T force x perpendicular distance Nm kg m2s-2 pressure P force / area Pascal [Pa] kg m-1s-2 energy (work) E, W force x distance (mgh, 1/2mv-2) Joule [J] power rate of using energy Watt [W] kg m2s-3 charge Q current x time coulomb [C] A s potential difference energy / charge volt [V] kg m2s-3A-1 resistance R voltage / current ohm [Ω] V / A magnetic flux magnetic flux density heat capacity specific heat capacity radioactivity

Derived units Quantity Word equation SI derived unit SI base unit area Symbol Word equation SI derived unit SI base unit area A length x breadth m2 volume V length x breadth x height m3 density ρ mass / volume kg m-3 velocity (speed) v, u displacement / time ms-1 acceleration a change of velocity / time ms-2 force F mass x acceleration newton [N] kg ms-2 moment of force T force x perpendicular distance Nm kg m2s-2 pressure P force / area Pascal [Pa] kg m-1s-2 energy (work) E, W force x distance (mgh, 1/2mv-2) Joule [J] power rate of using energy Watt [W] kg m2s-3 charge Q current x time coulomb [C] A s potential difference energy / charge volt [V] kg m2s-3A-1 resistance R voltage / current ohm [Ω] V / A magnetic flux ϕ e.m.f x time magnetic flux density heat capacity specific heat capacity radioactivity

Derived units Quantity Word equation SI derived unit SI base unit area Symbol Word equation SI derived unit SI base unit area A length x breadth m2 volume V length x breadth x height m3 density ρ mass / volume kg m-3 velocity (speed) v, u displacement / time ms-1 acceleration a change of velocity / time ms-2 force F mass x acceleration newton [N] kg ms-2 moment of force T force x perpendicular distance Nm kg m2s-2 pressure P force / area Pascal [Pa] kg m-1s-2 energy (work) E, W force x distance (mgh, 1/2mv-2) Joule [J] power rate of using energy Watt [W] kg m2s-3 charge Q current x time coulomb [C] A s potential difference energy / charge volt [V] kg m2s-3A-1 resistance R voltage / current ohm [Ω] V / A magnetic flux ϕ e.m.f x time weber [Wb] magnetic flux density B force / (current x length) tesla (T) heat capacity specific heat capacity radioactivity

Derived units Quantity Word equation SI derived unit SI base unit area Symbol Word equation SI derived unit SI base unit area A length x breadth m2 volume V length x breadth x height m3 density ρ mass / volume kg m-3 velocity (speed) v, u displacement / time ms-1 acceleration a change of velocity / time ms-2 force F mass x acceleration newton [N] kg ms-2 moment of force T force x perpendicular distance Nm kg m2s-2 pressure P force / area Pascal [Pa] kg m-1s-2 energy (work) E, W force x distance (mgh, 1/2mv-2) Joule [J] power rate of using energy Watt [W] kg m2s-3 charge Q current x time coulomb [C] A s potential difference energy / charge volt [V] kg m2s-3A-1 resistance R voltage / current ohm [Ω] V / A magnetic flux ϕ e.m.f x time weber [Wb] magnetic flux density B force / (current x length) tesla (T) heat capacity C energy / temperature rise JK-1 kg m2s-2K-1 specific heat capacity radioactivity

Derived units Quantity Word equation SI derived unit SI base unit area Symbol Word equation SI derived unit SI base unit area A length x breadth m2 volume V length x breadth x height m3 density ρ mass / volume kg m-3 velocity (speed) v, u displacement / time ms-1 acceleration a change of velocity / time ms-2 force F mass x acceleration newton [N] kg ms-2 moment of force T force x perpendicular distance Nm kg m2s-2 pressure P force / area Pascal [Pa] kg m-1s-2 energy (work) E, W force x distance (mgh, 1/2mv-2) Joule [J] power rate of using energy Watt [W] kg m2s-3 charge Q current x time coulomb [C] A s potential difference energy / charge volt [V] kg m2s-3A-1 resistance R voltage / current ohm [Ω] V / A magnetic flux ϕ e.m.f x time weber [Wb] magnetic flux density B force / (current x length) tesla (T) heat capacity C energy / temperature rise JK-1 kg m2s-2K-1 specific heat capacity c heat capacity / mass J kg-1 K-1 m2s-2K-1 radioactivity Derived units

Derived units Quantity Word equation SI derived unit SI base unit area Symbol Word equation SI derived unit SI base unit area A length x breadth m2 volume V length x breadth x height m3 density ρ mass / volume kg m-3 velocity (speed) v, u displacement / time ms-1 acceleration a change of velocity / time ms-2 force F mass x acceleration newton [N] kg ms-2 moment of force T force x perpendicular distance Nm kg m2s-2 pressure P force / area Pascal [Pa] kg m-1s-2 energy (work) E, W force x distance (mgh, 1/2mv-2) Joule [J] power rate of using energy Watt [W] kg m2s-3 charge Q current x time coulomb [C] A s potential difference energy / charge volt [V] kg m2s-3A-1 resistance R voltage / current ohm [Ω] V / A magnetic flux ϕ e.m.f x time weber [Wb] kg m2s-2A-1 magnetic flux density B force / (current x length) Tesla [T] Kg s-2A-1 heat capacity C energy / temperature rise JK-1 kg m2s-2K-1 specific heat capacity c heat capacity / mass J kg-1 K-1 m2s-2K-1 radioactivity count rate becquerel [Bq] s-1 Derived units