A diatomic molecule is vibrating in the v = 1 quantum state with a frequency of 2.0 × 1013 Hz. What is the energy of vibration?
A)
0.041 eV
B)
0.083 eV
C)
0.12 eV
D)
0.15 eV
E)
0.17 eV
C
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The solar nebula theory is NOT able to explain which of the following observed characteristics of the solar system?
a. common direction of rotation of the planets b. common direction of revolution of the planets c. the formation of hydrogen atoms in the solar system from subatomic particles d. the density of the Jovian planets
This diagram represents a star with an orbiting planet that, as seen from Earth, periodically transits across the face of the star and disappears behind the star. If you measure the brightness of this system, at which point would it be brightest?
A) Point 1 B) Point 2 C) Point 3 D) Point 4
To maximize the magnification of a refracting telescope, what lenses should you choose?
A) The objective lens should have a small focal length and the eyepiece should have a large focal length. B) The objective lens and eyepiece should both have large focal lengths. C) The objective lens and eyepiece should both have small focal lengths. D) The objective lens should have a large focal length, but it doesn't matter what the focal length of the eyepiece is. E) The objective lens should have a large focal length and the eyepiece should have a small focal length.
The vast flood deposits prove Mars once had much running water. What happened to it?
What will be an ideal response?