Which of the four Galilean moons is least likely to harbor life beneath its surface?
A) Europa
B) Io
C) Callisto
D) Ganymede
B
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A torque of 15.0 N•m is applied to a bolt. The bolt rotates through an angle of 360 degrees. The work done in turning the bolt is
A. 94.2 J. B. 91.3 J. C. 96.7 J. D. 89.9 J. E. 98.1 J.
Although the atmospheres of Uranus and Neptune are very similar, the atmosphere of Neptune contains more:
A) Hydrogen. B) Helium. C) Methane. D) Ammonia. E) Nitrogen.
A problem may be solved more easily when alternative representations are used. The best strategy is to formulate representations in an order that assists in understanding the physical principles involved. Of the orders given below, the one that will work best most often is
A. pictorial representation, mathematical representation, tabular representation, mental representation. B. pictorial representation, mental representation, mathematical representation, tabular representation. C. mathematical representation, pictorial representation, tabular representation, mental representation. D. mathematical representation, tabular representation, mental representation, pictorial representation. E. mental representation, pictorial representation, tabular representation, mathematical representation.
There is a magnetic force on a particle. It is possible that the particle is:
a. uncharged. b. stationary. c. moving in the direction of the magnetic field. d. not part of a wire.