SCIENCE VOCABULARY

2. short for amperes, are the basic units used to measure electrical currents
5. join or blend to form a single entity
6. a substance which does not readily allow the passage of heat or sound
8. the refusal to accept or comply with something; the attempt to prevent something by action or argument
9. a flow of electricity that results from the ordered directional movement of electrically charged particles.
10. a roughly circular line, route, or movement that starts and finishes at the same place
12. a container consisting of one or more cells, in which chemical energy is converted into electricity and used as a source of power
15. the degree to which a specified material conducts electricity
16. Diagram a graphical representation that simplifies an electrical circuit
18. a small group forming a nucleus of political activity, typically a secret, subversive one
19. the SI unit of electrical resistance, expressing the resistance in a circuit transmitting a current of one ampere when subjected to a potential difference of one volt
20. a device for making and breaking the connection in an electric circuit

1. electrical path that branches so that the current divides and only part of it flows through any branch.
3. any electrically conducting pathway comprising an electric circuit along which the whole current flows through each component
4. a substance in which electrons can move freely to form an electric current
7. a measure of the resisting power of a specified material to the flow of an electric current.
11. the SI unit of electromotive force, defined as the potential difference between two points
13. a form of energy resulting from the existence of charged particles
14. electrical potential difference between two points
17. relationship between current, voltage, and resistance