If each element in this circuit has a resistance of 12 
, what is the resistance of the entire circuit?
D. 20 
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As you crawl toward the edge of a large freely-rotating horizontal turntable in a carnival funhouse, the angular momentum of you and the turntable
A) decreases. B) increases. C) remains the same, but the revolutions per minute decrease. D) decreases in direct proportion to your decrease in revolutions per minute. E) none of these
Three different bodies-a uniform sphere, a uniform disk, and a hoop-all have same radius and same mass. The body with the largest rotational inertia will be
A. the disk. B. the hoop. C. the sphere. D. none, as all have the same value of rotational inertia.
The evidence that the universe is expanding at an accelerating rate comes from observations of
A) the redshifts in the light of from supernovas in other galaxies far away. B) the rate of rotation of distant galaxies. C) the center of our own galaxy, which is accelerating as it expands. D) the redshifts of the stars in our own galaxy. E) the redshift in the light from the cosmic background radiation.
Imagine that we place a positively charged particle a distance r from a neutral atom, as shown below. Choose your answers for parts b through e from figure E2.12. 
The electric field of the charged particle causes the initially neutral atom to become charged.
A. A B. B C. C D. D E. Zero F. Other G. AA H. BB I. CC J. DD