Mr. Wang works in a recycling center. Recyclable materials arrive at the
center mixed together. Workers use magnets to separate steel cans
from other items. Which two statements are true about the force
between a steel can and a magnet?
A. Gravity pushes the can toward the magnet.
B. The force between the can and the magnet is a noncontact force.
C. The attraction between the can and the magnet is a pull.
D. The attraction between the can and the magnet is a push.