Section 1: Answer the following questions in your notebook:
1) Do magnets have to touch each other in order to experience a magnetic
force? Explain.
2) How do you think a compass works?
3) A strong magnet in a junkyard can lift a car; what does this tell you about
the relative strength of the magnetic and gravitational forces on the car? What do you think creates this magnetic force?
4) What is the difference between a permanent and a temporary magnet?
5) Research the difference between a magnet and a conductor that is charged by induction (separation of charge).
Section 3: Watch the following video, and read pg. 560 - 563 in your textbook -
http://www.youtube.com/watch?v=UWBNxUzsgts&noredirect=1
Then, attempt practice problems 4-6 on page 563 (write your answers in your notebook).
