Electricity

2. Electrical _____________ block or disrupt flow of current.
7. Static _______ occurs when a pathway through which charges travel opens suddenly.
8. An atom with 3 electrons and 2 protons would have a __________ charge.
10. Most metals are good electrical __________. Charge can flow easily through them.
13. A(n) __________________ current can regularly reverse direction.
15. Like charges __________ each other.
17. Current x Resistance = ______________
18. Balloons making your hair stand on end is an example of charging by _____.

1. An excess or shortage of electrons produces a net electric_______.
3. A substance that has almost zero resistance to electric charges.
4. It is the opposition to flow of electric charges in a material.
5. The unit of measurement for resistance.
6. The transfer of charge without direct contact between materials.
9. Electric ________ is the continuous flow of electric charge.
11. If one element stops working in a __________ circuit, the other elements still work.
12. A ________ current flows in only one direction.
14. Opposite charges ____________ each other.
16. In this type of circuit, if one element stops working, all elements fail.