If you float an aluminum pie plate on the surface of a pond and move the north pole of a strong magnet in a clockwise circle just above that plate, the plate will
A. be lifted out of the water and will stick to the strong north pole above it.
B. begin turning clockwise, as though it were being dragged along with the magnet.
C. remain stationary.
D. begin turning counter-clockwise, as though it were being twisted away from the magnet.
Answer:B
If you float an aluminum pie plate on the surface of a pond and move the north pole of a strong magnet in a clockwise circle just above that plate, the plate will
A. be lifted out of the water and will stick to the strong north pole above it. B. begin turning clockwise, as though it were being dragged along with the magnet. C. remain stationary. D. begin turning counter-clockwise, as though it were being twisted away from the magnet.