When light passes through a transparent material, different wavelengths (colors) of light are refracted by differing amounts. This effect is called ________.
A. reflection
B. scintillation
C. dispersion
D. diffraction
E. aberration
Answer: C
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Convection never occurs in the core of any type of star
Indicate whether the statement is true or false
An air bubble underwater has the same pressure as that of the water. As the air bubble rises toward the surface (and its temperature remains constant), the volume of the air bubble
A) increases. B) decreases. C) remains constant. D) increases or decreases, depending on the rate it rises.
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
In Bohr's model of the atom, electrons:
A) only make transitions between orbitals of specific energies. B) are not confined to specific orbits. C) are spread uniformly through a large, positive mass. D) can be halfway between orbits. E) move from orbit to orbit in many small steps.