1. Which are the worst places in MisConceptual Question?
In questions to be safe during a lightning storm, it is best to be
(a) In the middle of a grassy meadow.
(b) Inside a metal car.
(c) Next to a tall tree in a forest.
(d) Inside a wooden building.
(e) On a metal observation tower.
2. A small metal ball hangs from the ceiling by an insulating thread. The ball is attracted to a positively charged rod held near the ball. The charge of the ball must be
(a) Positive.
(b) Negative.
(c) Neutral.
(d) Positive or neutral.
(e) Negative or neutral.