Over which of the following locations is it possible to have a synchronous satellite?
A. New York City
B. Los Angeles
C. North Pole
D. equator
Answer: D. equator
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One member of a pair of parallel conducting plates has potential 17 V. An electron is ejected from that plate at potential and travels the other plate, attaining a velocity of 
when it arrives. What is the potential of the second plate? The mass of the electron is 
kg.
A. 157 V B. 89 V C. 72 V D. -54 V E. 142 V
If you focused a store-bought telescope at a tree down the street on a clear day, the tree would be viewed as ______________ and _____________
a. right side up, larger b. upside down, larger c. right side up, smaller d. upside down, smaller
Which moon has the most substantial atmosphere?
A) Titan B) Ganymede C) Io D) Europa E) Mimas
What can disrupt the evolutionary sequence of a star?
What will be an ideal response?