1. Electrostatics is the It involves: a. b. C. 2. If the object is a poor conductor, charge cannot move, so it will 3. When a charged rod touched an insulator at B, where can you find the highest density of charges? 4. When a charged rod touched a metal at B, where can you find the highest density of charges? Application of Coulomb's Law 20. A 3-C charge and a 2-C charge attract each other with 5 N of force. How much will a 4-C charge and a 6-C charge attract each other when placed the same distance apart? a. 5 N b. 12 N C. 10 N d. 20 N e. 40 N f. none of the above