Texas A&M University
Texas A&m University: Photosynthesis
Page provides background on photosynthetic process as well as factors affecting photosynthesis (page 24).
PBS
Pbs Teachers: The Dark Side of the Universe: Doppler Shift [Pdf]
Investigate how astronomers detect movements of stars by studying the Doppler effect on the star's light spectrum. Construct a model that illustrates this concept underlying red shift.
Curated OER
Weather Dude: Rainbows
Informational site allows users to discover what makes a rainbow. Discover how they form and learn some interesting facts about them along the way.
PBS
Pbs Teachers: Stellar Fingerprints: The Spectra of Stars
Identify the composition of stars by applying the ideas of quantum theory. Investigate the field of spectroscopy, and examine the spectra of stars to locate the emission and absorption lines of hydrogen.
Read Works
Read Works: Electromagnetic Radiation
[Free Registration/Login Required] An informational text about electromagnetic radiation and the effects it creates. A question sheet is available to help students build skills in reading comprehension.
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