Observations from the Compton Gamma Ray Observatory showed that gamma-ray bursters were located throughout the sky. This told us that
a. the bursts were not produced among stars in the disk of our galaxy.
b. the bursts were not produced among stars in the nuclear bulge of our galaxy.
c. the bursts are not associated with planets in our solar system.
d. the bursts were not produced in our Sun.
e. All of the other choices are correct.
e
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In which of the following contexts can Gauss’s law not be readily applied to find the electric field?
1.near a long, uniformly charged wire 2.above a large, uniformly charged plane 3.inside a uniformly charged ball 4.outside a uniformly charged sphere 5.Gauss’s law can be readily applied to find the electric field in all these contexts.
Which of the following unit equations is true?
A. N·C = V/m B. N·m = V·C C. N·V = N·m D. N/m = V/C E. N/V = m/C
The precession of Earth's axis takes about _____ for one cycle
A) 10,000 years B) 12,000 years C) 26,000 years D) 30,000 years
A negatively-charged particle moves across a constant uniform magnetic field that is perpendicular to the velocity of the particle. The magnetic force on this particle
A) is in the same direction as the particle's velocity. B) causes the particle to slow down. C) causes the particle to speed up. D) is opposite the direction of the particle's velocity. E) causes the particle to accelerate.