Fraunhofer lines are due to __________
A) emission of radiation by atoms.
B) absorption of radiation by atoms.
C) the photoelectric effect.
D) chemical reactions in the sun.
E) nuclear reactions in the sun.
Correct Answer:
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Q2: The Fraunhofer lines are evidence that _.
A)atoms
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Q11: Cesium atomic clocks are based on the
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Q15: Which statement about Rutherford's model of the
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