Learning objectives

Students will be able to analyze and compare the spectra produced by various atoms.

Real world application

Scientists use spectroscopy to determine the composition of a substance. The elements that compose the Sun can be determined by comparing the solar spectrum to the spectra of various elements.

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Select a light source on the table below to view and analyze its spectrum. Use the STORE button to compare multiple spectra at once. Zoom in and switch between stored spectra to compare lines.

Click on the spectral
features in the graph.

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