Which of the following are quanta of a matter field?
A) electrons
B) quarks
C) Both of the above.
D) photons
E) All of the above.
C
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Consider the right-going wave and the possible left-going waves displayed in problem Q2T.3. For which of the choices will there be an instant where the combined wave is a rectangular wave as shown below?
A. A B. B C. C D. D E. None of the above
Various singly-ionized atomic nuclei of the same speed are directed into a magnetic field in a mass spectrometer where they are deflected and strike a detecting screen. The particles most strongly deflected are those of
A) least mass. B) greatest mass. C) same for all
The star Arcturus shows a large proper motion, almost perpendicular to the galactic plane. What Population might we assume it belongs to, and why?
What will be an ideal response?
Shield volcanoes are composed of
A) andesitic magma. B) basaltic magma. C) granitic magma. D) silica-rich magma.