The lowest temperature on any given day occurs
A) around midnight.
B) around sunset.
C) around sunrise.
D) at about 4:00 pm.
Answer: C
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Which of these is constant for ALL types of electromagnetic radiation in a vacuum?
A) amplitude B) wavelength C) frequency D) velocity E) photon energy
In a series RLC circuit an inductor will be dominant at higher frequencies
Indicate whether the statement is true or false
Suppose you slowly lift a book from the floor and put it on a table. Which of the following energy transformations best describes the overall process?
A) kinetic to gravitational B) kinetic to chemical C) gravitational to chemical D) chemical to gravitational E) thermal to gravitational
What is the direction of the electric field vector 
at point P in the situation shown below? (Assume that the balls are actually point particles with the same magnitudes of charge.)
A. A
B. B
C. C
D. D
E. zero
F. Other
G. AA
H. BB
I. CC
J. DD