PHYSICS

5. the rate of flow of electric charge
6. an electrical component that is used for controlling temperature and voltage
8. a single electrical source that uses chemical reactions to produce a current
9. an electrical component that is used for controlling temperature and voltage
11. any various substances that block the flow of electrical or thermal currents
12. a quantity whose value can change
13. an electrical component that allows the flow of current in only one direction
14. a characteristic of a unit of matter that expresses the extent to which it has fewer electrons than protons a stable subatomic particle that has a positive charge
16. the ability to exert a force causing displacement of an object
17. a measure of the rate at which work is done

1. a type of resistor whose resistance is strongly dependent on temperature
2. negatively charged subatomic particles in the nucleus of an atom
3. a measure of the difference in electrical energy between two parts of a circuit
4. an arrangement of electrical components such that a current flows along two or more paths
7. a measure of the opposition to current flow in an electrical circuit
8. an object or type of material that allows the flow of charge
10. emits light
15. a type of circuit in which resistors are arranged in a chain so the current has one path to take