The rotational kinetic energy of a diatomic molecule can take the form
a. (1/2)m?2
b. (1/2)I?2
c. [m1m2/(m1 + m2)]r2?2
d. (1/2)mv2
e. 1/2 ??2
b
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A spherical rock has a density of 3 g/cm3. If another rock has the same mass but is twice as wide, its density must be ________ g/cm3.
A. 6 B. 3/8 C. 3/4 D. 3/2
A material which has the ability to rotate the direction of polarization of linearly polarized light is said to be
A) circularly polarized. B) birefringent. C) optically active. D) dichroic. E) diffraction limited.
Vector Nature of Angular Quantities: When you ride a bicycle, in what direction is the angular velocity vector of the wheels?
A. to your left B. to your right C. forwards D. backwards E. up
Parallax is the shift in a star's apparent position due to Earth's motion around the Sun.
Answer the following statement true (T) or false (F)