Physical science - Lesson 9

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Across
  1. 4. - equations for electromagnetism
  2. 6. - set of physical phenomena associated with the presence and motion of electric charge
  3. 7. -the SI unit of frequency, equal to one cycle per second.
  4. 9. - Connection between electricty ang magnetism
  5. 11. - a region around a magnetic material within which the force of magnetism acts.
  6. 14. - a region around a charged particle or object within which a force would be exerted on other charged particles or objects.
  7. 18. - the direction of magnetic field is givem by the?
  8. 20. - Phenomenon related to electricity
  9. 21. - Published " De magnete"
Down
  1. 1. - Proposed charge us transferred by the exchange of electrons
  2. 2. - British scientistin 1831
  3. 3. - Opposite of south pole
  4. 4. - propotional to the pole streght of each pole
  5. 5. - type of magnet in which the magnetic field is produced by an electric current
  6. 8. - he physical property of matter that causes it to experience a force when placed in an electromagnetic field
  7. 10. - Used to demonstrate the presence ang nature of electric fields
  8. 12. - Opposite of North poles
  9. 13. - Application of electromagnetic induction
  10. 15. - the International System of Units unit of electric charge
  11. 16. - Found out the ability of object to atract lights can be transfered to amber
  12. 17. - Demonstrated that electric current flowing in a wire.
  13. 19. - discovered the principle of statichaving an electric charge