A gas expands from an initial volume of 30.0 L to a final volume of 65.0 L at a constant pressure of 110 kPa. How much work is done by the gas during this expansion?
A) 3.85 MJ B) 3.85 kJ C) 10.4 kJ D) 3850 kJ E) 10.4 MJ
B
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A copper sphere that is 10 cm in diameter at an atmospheric pressure of 1.01 × 105 N/m2 is put into a chamber where the pressure is 1.0 × 106 N/m2
What is the change in the diameter of the sphere caused by this change in pressure? The bulk modulus for copper is 1.4 × 1011 Pa. A) -7.1 × 10-5 cm B) -2.1 × 10-5 cm C) -7.1 × 10-4 cm D) -7.1 × 10-6 cm E) -2.1 × 10-4 cm
Significant Figures: Express the result of the following calculation, in scientific notation, to the proper number of significant figures: 
+ 19.
Fill in the blank(s) with the appropriate word(s).
Which of the following best describes a website's visual identity?
A. An assurance or guarantee that a business offers its customers. B. The placement of objects on a webpage. C. The combination of design elements associated with the website and its publisher. D. A concise statement that a consumer readily associates with a business.
Two electric charges each equal to -Q, are separated by a distance d. If you make a graph of the electric potential as a function of the distance along the line connecting the two charges, the point exactly midway between the two charges would
A) be a relative maximum. B) be a relative minimum. C) be neither a relative maximum nor a relative minimum. D) oscillate between being a relative maximum and a relative minimum.