a. Electric current
b. Ohm's law
c. Electric circuit
d. Electromotive force
e. Kirchhoff's laws
2. Answer the following questions (explain):
a. How can we produce a magnetic field?
b. The electrostatic force (described by Coulomb's law) is a force between electric charges. The magnetic force is between what entities?
c. How can we harness magnetism to convert electric power to rotational motion?
d. What is the origin of the intrinsic magnetic properties of magnetic materials?