Magnetism and Electromagnetism

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Across
  1. 2. this type of magnetic material is only magnetic in the presence of a magnetic field
  2. 4. a symbol used to show something 'going into the page'
  3. 5. a low power switch that uses an electromagnet to close a high voltage switch
  4. 6. a symbol used to show something 'coming out of the page'
  5. 8. an example of 2 across
  6. 9. an example of 13 down
  7. 10. right hand ______ rule - a rule that can be used to link the direction of a current to the direction of the current that it generates
  8. 11. we can use this to investigate a magnetic field
  9. 14. this type of field is represented by field lines that are straight, parallel and evenly spaced
Down
  1. 1. Fields are used to describe these types of forces
  2. 3. Field lines are lines of _________
  3. 6. field lines show the shape strength and ________ of the force
  4. 7. when these move they make a magnetic field
  5. 12. a current carrying coil used as a component in electromagnets
  6. 13. this type of magnetic material can maintain a magnetic field once it is magnetised