An odor, such as the odor of bread, is due to
A) individual atoms that detach from the source and diffuse individually through the air.
B) an electromagnetic wave emitted by the source the bread.
C) cosmic vibrations emanating from the Great Pumpkin.
D) a pressure wave, similar to a sound wave, emitted by the violets.
E) molecules that detach from the source and diffuse through the air.
Question 2
Two flat 4.0 cm 4.0 cm electrodes carrying equal but opposite charges are spaced 2.0 mm apart with their midpoints opposite each other.
Between the electrodes but not near their edges, the electric field strength is 2.5 106 N/C. What is the magnitude of the charge on each electrode?
(0 = 8.85 10-12 C2/N m2)
A) 35 nC
B) 18 nC
C) 16 nC
D) 30 nC