SI Units Flashcards
What is the SI Unit for length?
meters (m)
What is the SI Unit for mass?
kilograms (kg)
What is the SI Unit for time?
seconds (s)
What is the SI Unit for electric current?
amperes (A)
What is the SI Unit for temperature?
kelvin (k)
What is the SI Unit for luminous intensity? (How bright is the light source?)
candela (cd)
What is the SI Unit for the amount of a substance?
moles (mol)
How many atoms or molecules are in one mole of a substance?
Avogadro’s Number = 6.022E23
What is the SI Unit for frequency?
hertz (Hz) which denotes cycles per second
What is the SI Unit for pressure?
the pascal (Pa)
What is the SI Unit for energy? (Such as thermal energy or work)
joules (J)
What is the SI Unit for volume?
liter (L)
What is the SI Unit for electric charge?
Coulombs (C)
What are the derived SI units for force?
Kg · m/s2
These SI units comprise the Newton (N)
F = ma
where:
m = Kg
a = m/s2
What are the derived SI units for thermal energy?
Kg · m2/s2
These SI units comprise the Joule (J)