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Science Vocabulary PowerPoint PPT Presentation

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Science Vocabulary. By ; Rozy Leenarts. Spectrometer. A spectrometer is an instrument used by scientist to study the Sun and other stars. This instrument splits the light given off by a star into a band of colors like a rainbow. Equinox.

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Science Vocabulary

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By; Rozy Leenarts


A spectrometer is an instrument usedbyscientisttostudy the Sun andother stars. This instrument splits the light given off by a star into a band of colorslike a rainbow.


An equinox is the time when the sun crosses the plane of the earth's equator, making nightandday of approximatelyequallengthall over the earthandoccurringaboutMarch 21 (vernal equinox or spring equinox) and September 22 (autumnal equinox)


  • The definition of anasteroid is a rockymassthatorbits the sun.


  • a ring of colored light seenaround a luminous body, as the sun or moon, formedby the diffraction of light causedby mist, dust, etc.




The definition of a umbra is the shadow of Earth whileaneclipse.

  • The definition of a penumbra is the lighted area around the shadow of a planet or moonduringaneclipse.


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