Matching Pairs Resistivity and conductivityOnline version Plaay by Lubna Nofal 1 is the inverse of resistivity. 2 One example of semiconductors 3 The unit for electrical resistivity is 4 an indicator of the materials resistance 5 one example of conductors 6 The unit for electrical conductivity 7 One example of insulators Ω ρ σ Copper Silicon and Germanium (S/m) or (1/ Ω) Glass