Match these items.




1.
De Magnete
(A) magnetite

2.
iron oxide
(B) demagnetize

3.
man-made magnet
(C) William Gilbert

4.
strength decreases rapidly with distance
(D) Oersted

5.
lines representing the strength and direction of magnetic field
(E) lines of force

6.
drop or hammer
(F) electromagnet

7.
small region within a magnet
(G) inverse square

8.
current-carrying wire has a magnetic field
(H) supermagnet

9.
very cold
(I) domain