Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
3 Cards in this Set
- Front
- Back
- 3rd side (hint)
|
Spectrascope |
This consist of am opaque barrier with a slit in it to define a beam of light or prism to split. The beam into its components colors and an eye piece or screen to allow the user to view the resulting spectrum |
What kind of telescope |
|
|
Diffraction grating |
Consisting of a sheet of transparent material with numerous closely spaced parrelel lines ruled on it the spaces act as many tiny openings and light is diffraction as it passes through the grating or is reflected from it depending on the design of the device |
|
|
|
Spectra line |
Indicators of chemical composition they set about identifying the observed lines in the solar spectrum |
|
