Atomic Concepts and Bright-Line Spectrum in Astronomy
Delve into the atomic concepts and the application of bright-line spectrum in identifying elements in stars. Explore the relationship between electrons, energy, and spectrum production. Discover the significance of spectrum types like continuous, emission, and absorption in scientific analysis. Engage with interactive demos and questions to deepen your understanding of atomic structures and spectral analysis.
Download Presentation
Please find below an Image/Link to download the presentation.
The content on the website is provided AS IS for your information and personal use only. It may not be sold, licensed, or shared on other websites without obtaining consent from the author.If you encounter any issues during the download, it is possible that the publisher has removed the file from their server.
You are allowed to download the files provided on this website for personal or commercial use, subject to the condition that they are used lawfully. All files are the property of their respective owners.
The content on the website is provided AS IS for your information and personal use only. It may not be sold, licensed, or shared on other websites without obtaining consent from the author.
E N D
Presentation Transcript
ATOMIC CONCEPT OCTOBER 2, 2015
QUIZ 4 10/02/2015 Clear your desk PENCIL only 10 minutes Individual work and you are silent If you finish early, silently review your work NOTE: make sure to complete the header
NOTEBOOK CHECK NOTEBOOK CHECK 2 TODAY PUT IN GREEN BIN AT END OF CLASS REGENT PERIODIC TABLE ATOMIC TIMELINE DO NOW FOR 9/28 DO NOW FOR 9/30 DO NOW 10/1 COMPLETED QUESTIONS TO CONSIDER QUIZ 4
AIM How can bright-line spectrum be utilized to identify elements in a star?
Three Views Spectrum Demonstrator http://astro.unl.edu/classaction/animations /light/threeviewsspectra.html Point the flashlight directly at light bulb Point the flashlight at the gas cloud Point the flashlight at the gas cloud away from the light bulb
SPECTRUM CONTINUOUS SPECTRUM EMISSION SPECTRUM ABSORPTION SPECTRUM
BRIGHT-LINE SPECTRUM EMISSION SPECTRUM
HW-01-02 Q1: State the total number of valence electrons in a cadmium atom in the ground state.
Q2 Identify all the elements in the mixture
Q3 Explain, in terms of both electrons and energy, how the bright-line spectrum of an element is produced.
Q4 List all elements present in unknown sample W.
Q5 List all elements present in unknown sample X.
Q6 List all elements present in unknown sample Y.
Q7 List all elements present in unknown sample Z.
Q8 REAL LIFE APPLICATION How can bright-line spectrum be utilized to identify elements in a star?
HOMEWORK REMINDER Study for Quiz 3
