1. What is the source of all magnetism?
  2. What are magnetic domains?
  3. Which pole do magnetic field lines point towards?
  4. Which pole do magnetic field lines go away from?
  5. How do you know if two permanent magnets attract or repel one another?
  6. How are the number of loops in an electromagnet related to the strength of the magnetic field it creates?
  7. What does electromagnetic induction refer to?
  8. What is an electromagnet, and how could you make one?
  9. What are electromagnets used for?
  10. What is the unit of magnetic field, charge, current, speed, and force?
  11. Be able to determine the direction of the magnetic field created by a loop of wire, with a current passing through it.Also, be able to determine which side of the coil is North/South.
  12. What four requirements are there for something to experience a magnetic force?
  13. A charge feels a 42 N force and is traveling at 3.5 m/s inside a magnetic field of 2.2 T; what is the size of the charge?
  14. A magnetic field of 3 T pushes on an 8.1 C charge with a force of 15 m/s. How fast must the charge be moving?
  15. A 5.5 C charge moves with a speed of 13 m/s in a field of 9 T; what force does it experience?
  16. With how much force does a 1.5 m wire (having 20 A of current) move, in the presence of a 0.19 T magnetic field?
  17. A wire that is 14 meters long, carrying 8 A of current, experiences a 30 N force; how strong is the magnetic field in that area?
  18. A positive charge of 18.8 C is resting in a magnetic field of 1.1 T; how much force does it experience?
  19. A 2.15 C charge moving at 0.8 m/s experiences a force of 2 N. If the charges are in a 0.75-meter wire, how much current is represented?
  20. A 0.4-meter-long wire has 5 A of current and is in the presence of a 5.5 T magnetic field; If the charge is moving at 1.5 m/s, how much charge is there?
  21. How did Mars lose its magnetic field?
  22. How is a magnetic field created from inside a planet?
  23. How many years ago did the magnetic field of the Earth last flip?
  24. On average, how often does the magnetic field on Earth flip to the opposite orientation?
  25. What would be some effects people would notice around the Earth from a weakened magnetic field?
  26. A force points East and a magnetic field points North; which direction is the velocity on the charge?
  27. A magnetic field points left, and the velocity of a charge points into the page; which direction is the force on the charge?
  28. Current is moving to the left; the magnetic field is pointed down. Which way is force pointing on the charges?
  29. A charge moves to the right and feels a force going down; which direction is the magnetic field pointing?
  30. A wire has current passing upwards, while the magnetic field is moving out of the page; which direction is the force?