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California Institute of Technology

Spitzer Science Center: Galactic Collision

For Students 9th - 10th
Under the heading, "Forensic Evidence of a Galactic Collision" this site examines specific details of an image displaying the collision involving the Andromeda Galaxy with a neighboring galaxy (Messier 32) more than 200 million years ago.
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Curated OER

Spectroscope, About 1920

For Students 9th - 10th
This concise site provides a brief discussion of the invention of the first work spectroscopes and their impact on forensic science.
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Curated OER

Spectroscopic Apparatus, Steel Engraving, 1869

For Students 9th - 10th
This concise site provides a brief discussion of the invention of the first work spectroscopes and their impact on forensic science.
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Curated OER

Chart Showing the Spectra of Different Types of Blood Samples, 1894

For Students 9th - 10th
This concise site provides a brief discussion of the invention of the first work spectroscopes and their impact on forensic science.
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Curated OER

Henry Enfield Roscoe, ph.d., on Spectrum Analysis, New York, 1869

For Students 9th - 10th
This concise site provides a brief discussion of the invention of the first work spectroscopes and their impact on forensic science.
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Curated OER

Beckman Du Spectrophotometer, About 1950

For Students 9th - 10th
This concise site provides a brief discussion of the invention of the first work spectroscopes and their impact on forensic science.
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Curated OER

Spectroscopes

For Students 9th - 10th
This concise site provides a brief discussion of the invention of the first work spectroscopes and their impact on forensic science.
Graphic
Curated OER

Spectroscope, About 1920

For Students 9th - 10th
This concise site provides a brief discussion of the invention of the first work spectroscopes and their impact on forensic science.

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