Science crossword

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Across
  1. 2. the energy of either an object in motion or the energy that is stored in objects by their position
  2. 4. an electromechanical measuring instrument for electric current
  3. 9. comprises branches so that the current divides and only part of it flows through any branch
  4. 10. an electric current which periodically reverses direction and changes its magnitude continuously with time
  5. 11. the physical interaction among electric charges, magnetic moments, and the electromagnet a type of magnet in which the magnetic field is produced by an electric current.
  6. 14. a path along which the whole current flows through each component.
  7. 16. is a material in which electric current does not flow freely.
  8. 17. each of the points near the extremities of the axis of rotation of the earth or another celestial body where a magnetic needle dips vertically.
  9. 18. a cylindrical coil of wire acting as a magnet when carrying electric current.
  10. 19. induction the production of an electromotive force across an electrical conductor in a changing magnetic field.
  11. 20. is an object or type of material that allows the flow of charge in one or more directions.
  12. 21. attraction or repulsion that arises between electrically charged particles because of their motion
  13. 22. is the force exerted by magnets when they attract or repel each other
Down
  1. 1. force moving electrically charged particles in a circular or helical path
  2. 3. an electric current that is unidirectional,so the flow of charge is always in the same direction
  3. 5. is an electrical machine that converts electrical energy into mechanical energy.
  4. 6. a form of energy that an object or a particle has by reason of its motion
  5. 7. the energy possessed by a body by virtue of its position relative to others, stresses within itself, electric charge, and other factors.
  6. 8. is a passive two-terminal electrical component that implements electrical resistance as a circuit element.
  7. 12. is a passive component that transfers electrical energy from one electrical circuit to another circuit, or multiple circuits
  8. 13. a generator is a device that converts motive power into electric power for use in an external circuit.
  9. 15. a stream of charged particles, such as electrons or ions, moving through an electrical conductor or space