Physics Unit 2

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  1. 2. Electric potential or potential difference measured in volts.
  2. 3. Device used to store charge in a circuit.
  3. 4. An atom or molecule in which the charges are aligned so that one side is slightly more positive or negative than the opposite side.
  4. 6. States that for charged particles or objects that are small compared to the distance between them, the force between the charges varies directly as the product of the charges and inversely as the square of the distance between them.
  5. 7. Electric potential energy per coulomb at a location in an electric field.
  6. 8. Electronic device that restricts current to flow in a single direction.
  7. 9. Electricity at rest.
  8. 12. Difference in electric potential (voltage)between two points.
  9. 14. The charging of an object without direct contact.
  10. 15. Force that one charge exerts on another.
  11. 16. Fundamental electrical property to which the mutual attractions or repulsions between electrons and protons is attributed.
  12. 17. Term applied to electric charge that has been redistributed on an object because of the presence of a charged object nearby.
  13. 18. Rate at which energy is converted into another form of energy.
  14. 21. Electrons move in one direction and then in the opposite direction.
  15. 23. Flow of electric charge.
  16. 24. Material through which electric charge can flow.
  17. 25. Material that is a poor conductor of electricity.
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  1. 1. Relationship between voltage, current and resistance.
  2. 2. Something that provides a potential difference.
  3. 4. Energy a charge has due to its location in an electric field.
  4. 5. SI unit for electric current; abbreviated A.
  5. 10. Material that can be made to behave as either a conductor or an insulator.
  6. 11. SI unit of measurement for electric potential.
  7. 13. Force field that fills the space around every electric charge or group of charges.
  8. 19. Measure of electrical resistance.
  9. 20. Flow of charge always flows in one direction.
  10. 22. Allowing charges to move freely along a connection between a conductor and the ground.
  11. 26. conductor Material that has infinite conductivity at very low temperatures so that charge flows through it without resistance.