9 Questions
What is a spectrograph?
A device used to break up the sun's light into a spectrum
What do dark lines in the spectra of stars indicate?
Gases in the stars' outer layers absorbing specific wavelengths of light
What can scientists determine by studying the spectrum of a star?
The amounts of elements present in the star's atmosphere
What is a spectrograph used for?
To break up the sun's light into a spectrum
What causes dark lines to form in the spectra of stars?
Gases in the stars' outer layers absorbing specific wavelengths of light
What elements make up about 99% of the sun's mass?
Hydrogen and helium
What is nuclear fusion?
The process of combining nuclei of small atoms to form more-massive nuclei
What happens during the third step of nuclear fusion inside the sun?
A helium nucleus is formed
What is the primary fuel for the sun's fusion?
Hydrogen
"Test Your Knowledge on Spectroscopy and Stellar Spectra!" Discover the fascinating world of spectroscopy and learn how scientists use spectrographs to study the properties of stars. This quiz will challenge your understanding of how the temperature of a star's outer layers relates to the gases that produce visible spectral lines. Put your knowledge to the test and become a star in the field of astronomy!
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
