The ________ of light passing through thin dust clouds lets us map the Galaxy's magnetic field
A) diffraction
B) granulation
C) ionization
D) polarization
E) absorption
D
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Explain how the structure of the atom creates binding energy, and what limits there are on the amount of binding energy an electron can have
What will be an ideal response?
If a hydrogen atom in the ground state absorbs a photon of energy 12.09 eV, to which state will the electron make a transition?
A) n = 4 B) n = 5 C) n = 3 D) n = 2
If an atom has 104 electrons, 157 neutrons, and 104 protons, what is its approximate atomic mass?
A) The approximate atomic mass is 365. B) The approximate atomic mass is 261. C) The approximate atomic mass is 157. D) The approximate atomic mass is cannot be determined with the information given.
A coil lies flat on a table top in a region where the magnetic field vector points straight up. The magnetic field vanishes suddenly. When viewed from above, what is the sense of the induced current in this coil as the field fades?
A) The induced current flows counterclockwise. B) The induced current flows clockwise. C) There is no induced current in this coil. D) The current flows clockwise initially, and then it flows counterclockwise before stopping. E) The current flows counterclockwise initially, and then it flows clockwise before stopping.