Prefixes & Foundations Flashcards
Peta (P)
x10^15
Tera (T)
x10^12
Giga (G)
x10^9
Mega (M)
x10^6
Kilo (k)
x10^3
Deci (d)
x10^-1
Centi (c)
x10^-2
Milli (m)
x10^-3
Micro (ų)
x10^-6
Nano (n)
x10^-9
Pico (p)
x10^-12
Femto (f)
x10^-15
Base units for amount of substance
Mole - mol
Base units for Force
F = ma
N - kg m s ⁻²
Base units for pressure
P= F/A
Pa - kg m⁻¹ s⁻²
Base units for energy/work
E=1/2mv²
J - kg m² s⁻²
Base units for power
Power = Work/time
W - Kg m² s⁻³
Base units for Electric charge
C = amps per second
C - A s
Base units for voltage
V = P/I
V - Kg m² s⁻³ A⁻¹
Base units for electrical resistance
Ω = V/I
Ω - Kg m² s⁻³ A⁻²
Base units for capacitance
C = Q/V
F - Kg⁻¹ m⁻² s⁴ A⁻²
Base units for specific heat capacity
C = Q/m△t
J kg⁻¹ K⁻¹ - m² s⁻² K⁻¹
How do you define quantities?
- The product of… (x)
- The sum of… (+)
- The rate of… (÷t)
- The … per unit … (÷)
- The product of … per unit … (x ÷)
Define power
The rate of doing work