Consider a solid cube with a uniform internal charge density ?0. What kind of field does this cube create?

A. Unidirectional
B. Axial
C. Radial
D. None of the above


D. None of the above

Physics & Space Science

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Which of the following is not a line of evidence supporting the hypothesis that our Moon formed as a result of a giant impact?

A) The Pacific Ocean appears to be a large crater, probably the one made by the giant impact. B) Computer simulations show that the Moon could really have formed through a giant impact. C) The Moon's average density suggests it is made of rock much more like that of the Earth's outer layers than that of the Earth as a whole. D) The Moon has a much smaller proportion of easily vaporized materials than Earth.

Physics & Space Science

When light passing through a prism undergoes dispersion, the effect is a result of:

a. different wavelengths traveling at different speeds. b. different wavelengths having different indices of refraction. c. different wavelengths refracting differently. d. All of the above.

Physics & Space Science

A proton moves through a small box that is isolated from all external influences and that has no matter inside it other than the single proton

Which of the following would we expect to find at some other point X [away from the proton] inside the box? A) a magnetic field B) an electric field C) Both of the above. D) an electric force E) no fields or forces of any kind

Physics & Space Science

One year is about _____ seconds while one day is exactly _____ seconds

a. 3.16 × 10^7, 86,400 c. 3.16 × 10^7, 8640 b. 5.26 × 10^5, 86,400 d. 1.04 × 10^6, 36,000

Physics & Space Science