Curated OER
Unraveling the Mysteries of Objects in Space
Students study emitted and absorbed light, and label each type of spectrum. They identify elements by their spectral signatures and use a spectroscope.
NASA
Nasa: Tour of the Electromagnetic Spectrum: Visible Light
Visible light waves are the only electromagnetic waves we can see. We see these waves as the colors of the rainbow. Each color has a different wavelength. Red has the longest wavelength and violet has the shortest wavelength. When all...