Conductor vs Insulator: Quick CheckOnline version Identify conductors and insulators in 10 statements. by Kristine Laurice Rodriguez 1 Plastic is an electrical insulator. Yes No 2 All liquids are conductors. Yes No 3 Wood is a conductor. Yes No 4 Dry wood acts as an insulator. Yes No 5 Gold is an insulator. Yes No 6 Water with dissolved minerals conducts electricity. Yes No 7 Metals are generally good electrical conductors. Yes No 8 Dry air is an excellent conductor. Yes No 9 Copper wire is a common conductor. Yes No 10 Glass conducts electricity easily at room temperature. Yes No
