Astronomy Question:

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An emission or bright line spectrum consists of:

Astronomy Interview Question
Astronomy Interview Question

Answer:

1. a series of bright lines superimposed on a black or continuous background.
2. a series of bright and dark lines superimposed on a black-lined grid
3. a series of faint black lines superimposed on a bright background
4. a circular array of dark ring patterns on a bright background

Answer: A

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Astronomers usually detect the electromagnetic emissions of a single neutron star in what single form:Maria on the moon are: