A negatively charged rod is brought near a metal can that rests on a wood table. You touch the opposite side of the can momentarily with your finger. The can is then
A) positively charged.
B) negatively charged.
C) uncharged.
D) charged the same as it was.
A
You might also like to view...
One hundred years ago in the United States, wetlands were generally considered to be wastelands that should be eliminated
Indicate whether the statement is true or false.
Radiation inversions
A) lead to substantial vertical mixing of air. B) typically dissipate just after sunrise. C) have the greatest impact on pollution in the late afternoon. D) originate at the surface.
How many crops are typically cultivated in a single swidden?
A) one B) two C) three D) four E) five or more
Why does the Northern Hemisphere have warm summers? Choose all that apply.
A) The Sun's energy is more concentrated. B) The north pole is tilted toward the Sun. C) Earth is closer to the Sun in June. D) The Sun's rays hit the ground at a more perpendicular angle. E) Days are longer.