Radio astronomers use radio frequency waves to identifiy the elements in distant stars. one of the lines that is studied is designated the 156α line. this spectral line refers to the transition in hydrogen from ni = 157 to nf = 156. calculate the wavelength λ and frequency f of the electromagnetic radiation that is emitted for the 156α transition.
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Ответ:
Scientific laws are summaries or statements that describe a wide range of observations and results of experiments.
Scientific theories, on the other hand, are explanations for observations and results.
So, laws describe what happens and theories explain why things happen.
hope this help! ^^