The Orion Nebula glows strongly in the infrared
Indicate whether the statement is true or false
TRUE
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Diatomic molecules such as 
and
undergo simple harmonic motion with frequencies that obey Hooke’s Law with the effective mass being half the atomic mass. If the mass of an oxygen atom is 2.66 x 
kg, and the observed frequency of oscillation is 
Hz, what is the effective spring constant associated with the bond between the atoms in an oxygen molecule 
A. 1140 N/m B. 182 N/m C. 116 N/m D. 29 N/m E. 2290 N/m
The quark flavors are
A. up, down. B. red, green. C. muon, pion. D. cyan, magenta. E. lepton, gluon.
An RLC circuit has L = 250 mH, C = 0.200 ?F, and R = 2.00 k?. What is the angular frequency of its damped oscillations?
What will be an ideal response?
Which of the following is a unit-vector?
A) ( - o)/t B) /x C) v cos ? D) o + t E) sin2? + cos2?