The magnetic pole of the Earth nearest the geographic South Pole corresponds to which of the following?
a. a magnetic south pole
c. a magnetic north pole
b. a magnetic Antarctic pole
d. a magnetic arctic pole
C
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Polarization: Light of intensity S0 that is polarized horizontally passes through three ideal polarizers. The first and third are horizontal, but the second one is oriented at 0.39270 rad to the horizontal. In terms of S0, the intensity of the light that passes through the set of polarizers is closest to which one of the following choices?
A. 0.729 S0 B. 0.125 S0 C. 0.427 S0 D. 0.854 S0
In size, from largest to smallest, the correct order for the Galilean moons is
A) Callisto, Ganymede, Europa, Io. B) Ganymede, Callisto, Io, Europa. C) Io, Europa, Callisto, Ganymede. D) Europa, Ganymede, Io, Callisto. E) Ganymede, Callisto, Europa, Io.
The de Broglie wavelength of an electron is 380 nm. What is the speed of this electron?
A) 2.04 × 103 m/s B) 3.83 × 103 m/s C) 1.92 × 103 m/s D) 4.12 × 103 m/s E) 5.22 × 103 m/s
A seismograph could register P but not S waves from an epicenter on the opposite side of the Earth
Indicate whether the statement is true or false