Indicate whether the statement is true or false, if false change the identified word to make the statement true. cars, airplane wings, and bike helmets are built in a streamlined shape to reduce inertia

Many stereo speaker cables are made of copper wire surrounded by rubber. the electricity travels down the copper portion of the cable while the rubber protects you from being "zapped" by the electricity. which physical property explains the difference in ability of copper and rubber to transmit electricity?