Displacement: Consider a deer that runs from point A to point B. The distance the deer runs can be greater than the magnitude of its displacement, but the magnitude of the displacement can never be greater than the distance it runs.
A. True
B. False
Answer: A
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The noble metals are good electrical and _________conductors.
Fill in the blank(s) with the appropriate word(s).
Of the two colors shown in the image above, the pink colored nebula is the least common
a. True
b. False
An airplane flies at a constant speed at an angle of 25 degrees above the horizontal. Which statement below is not true?
A. The net force on the plane is zero. B. The lift is the same magnitude as the weight. C. The plane has a constant velocity. D. The thrust is greater in magnitude than the drag.
An electromagnetic wave with components Ey = Eo sin(kx - ?t) and Bz = Bo sin(kx - ?t) is a wave traveling in the
A) negative x-direction. B) x-direction. C) y-direction. D) z-direction. E) cannot be determined with the information given