Does a high-speed bullet's path bend more than a light beam bends as it passes near Earth?
A) Yes, because the bullet is heavier than the light beam.
B) Yes, because the light beam has a greater acceleration that the bullet.
C) Yes, because the bullet moves slower than the light beam.
D) No, because all falling objects accelerate at the same rate.
E) No, because of Einstein's equivalence principle.
C
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The first pulsars were observed using ________ telescopes.
A. gamma ray B. X-ray C. infrared D. radio E. optical
The pressure of an ideal gas is doubled during a process in which the energy given up as heat by the gas equals the work done on the gas. As a result, the volume is:
A. doubled B. halved C. unchanged D. need more information to answer E. nonsense; the process is impossible
A rod (length = 2.0 m) is uniformly charged and has a total charge of 5.0 nC. What is the electric potential (relative to zero at infinity) at a point which lies along the axis of the rod and is 3.0 m from the center of the rod?
A. 22 V B. 19 V C. 16 V D. 25 V E. 12 V
The number of moons in orbit around Mars is
A) zero. B) one. C) two. D) three.