Static Electricity An insulator is a material that ____________________________ charges to move freely, and a conductor is a material that ___________________ charges to move freely. Charged objects ___________________ neutral objects. There are ___________________ types of charges. They are ___________________ and ___________________ charges. The symbols for these charges are ___________________ for positive and ___________________ for negative. Like charges ___________________, and opposite charges ___________________. A positive charge will ___________________ another positive charge, and ___________________ a negative charge. A negative charge will ___________________ another negative charge and ___________________ a positive charge.