Spectrographs/Quiz

Spectrographs/Lecture is a lecture on a variety of analyzing technologies. It is a part of the {{technology resources}} series on analytical optical instruments.

Engineers in a clean room at Ball Aerospace are building the Space Telescope Imaging Spectrograph. Credit: NASA.

You are free to take this quiz based on Spectrographs/Lecture at any time.

To improve your score, read and study the lecture, the links contained within, listed under See also, External links, and in the {{technology resources}} template. This should give you adequate background to get 100 %.

As a "learning by doing" resource, this quiz helps you to assess your knowledge and understanding of the information, and it is a quiz you may take over and over as a learning resource to improve your knowledge, understanding, test-taking skills, and your score.

Suggestion: Have the lecture available in a separate window.

To master the information and use only your memory while taking the quiz, try rewriting the information from more familiar points of view, or be creative with association.

Enjoy learning by doing!

QuizEdit

  

1 Yes or No, The entrance slit of the spectrograph needs to coincide with the focal plane of the telescope.

Yes
No

2 True or False, A spectrograph is an apparatus for photographing or otherwise recording spectra.

TRUE
FALSE

3 Complete the text:

Match up the radiation letter with each of the detector possibilities below:
Optical rays - L
Visual rays - M
Violet rays - N
Blue rays - O
Cyan rays - P
Green rays - Q
Yellow rays - R
Orange rays - S
Red rays - T
multialkali (Na-K-Sb-Cs) photocathode materials

.
F547M

.
F675W

.
broad-band filter centered at 404 nm

.
F588N

.
thallium bromide (TlBr) crystals

.
F606W

.
18 micrometers FWHM at 490 nm

.
wide-gap II-VI semiconductor ZnO doped with Co2+ (Zn1-xCoxO)

.

4 True or False, A CCD camera is a charge-coupled device.

TRUE
FALSE

5 Yes or No, A visual representation of the spectrum of a celestial body's radiation is called a spectraounce.

No
Yes

6 True or False, Spectrographs are limited to opticals.

TRUE
FALSE

7 Complete the text:

A visual representation of the spectrum of a physical object's radiation is called a

.

8 Yes or No, An optical instrument for measuring the absorption of light by chemical substances; typically it will plot a graph of absorption versus wavelength or frequency, and the patterns produced are used to identify the substances present, and their internal structure is called a spectrometer.

Yes
No

9 True or False, The space shuttle Atlantis has served as a spectrograph for micrometeoroids.

TRUE
FALSE

10 Yes or No, A measurement of the wavelength of electromagnetic radiation, especially any of several techniques used to analyze the structure of molecules; the measurement of spectra of things other than radiation, such as the masses of molecules and their breakdown products is called spectrometry.

Yes
No


HypothesesEdit

  1. Spectrographs can be built to differentiate tachyons, luminals, and tardyons.

See alsoEdit

External linksEdit

{{Radiation astronomy resources}}