Mini-Quiz: Spectrometer Used in Astronomy

1. How is a spectrometer used with a telescope?

   It is used in place of a telescopeSorry, not correct. Try another button. Light from the telescope goes into the spectrometer to create spectrum linesThat is correct. You know about spectromoters. Light from the spectrometer goes into the telescope for magnificationGood try, but not right. Select another answer.

2. How can a spectrometer determine which elements are burning in the Sun?

   Each element has its own set of spectral linesCorrect. You are a genius! A spectrometer only determines if there are any elementsOops! Wrong answer. Re-read the question and try again. The spectrometer collects elements flying off the SunSorry, not correct. Try another button.

3. How is the velocity of a distant star determined?

   By calculating the amount of shift of the spectral lines and their directionThat is correct. You know about spectromoters. By checking if the lines are red or blueGood try, but not right. Select another answer. By calculating the intensity of the linesOops! Wrong answer. Re-read the question and try again.

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