At a given location in space, the potential is known to be greater when one moves in any direction. To be more specific, no matter which direction one goes, a small step in that direction results in an increase in the potential by the same amount. This means that the Electric field at this location is
A. Can take on any value at all.
B. Zero
C. Negative
D. Positive
B. Zero
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The reason we don't see stars in the daytime is because
A) the sky is too bright. B) stars shine only at night. C) there are no stars in the direction of the Sun. D) stars disappear in the daytime.
Kirkwood gaps in the asteroid belt occur at distances where
A) the density of asteroids is high enough for a large collision to pulverize a number of asteroids. B) the period of an orbiting asteroid would be a simple fraction (like 1/3 or 1/4 ) of Jupiter's orbital period. C) the period of an orbiting asteroid would be the same as Mars's orbital period. D) the orbit would take the asteroid beyond the "frost line" in the solar system. E) the period of an orbiting asteroid would be the same as Jupiter's orbital period.
Which of the following is the smallest dwarf planet?
a. Ceres b. Mercury c. Pluto d. Eris
Distinguish between metamorphic foliation and sedimentary layering
What will be an ideal response?