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ChemPaths UW-Madison

ChemPaths: Join Diigo! - 0 views

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    Walk through of how to join Diigo for Chemistry 109H at UW-Madison.
ChemPaths UW-Madison

How to annotate/bookmark - 70 views

Still having trouble getting started? Try looking that the help pages Diigo offers at: http://help.diigo.com Or check out the ChemPaths Tutorial at: Diigo Tutorial All comments regarding what s...

109h chempaths

Michael Nonte

http://chemed.chem.wisc.edu/chempaths/paths/index.plx?path=waveTutorial&stone=3 - 0 views

    • Jongmin Lee
       
      As the wave frequency is increased, the wavelength decreases.
    • Justin Shorb
       
      Yes - what do you think this will end up meaning for relating color of light to energy of light? What does a long wavelength mean?
    • Michael Nonte
       
      1-D Vs. 2-D Waves
    • Justin Shorb
       
      Which of these waves was 1D and which 2D?
Jongmin Lee

ChemPaths: Standing Waves - 0 views

    • Jongmin Lee
       
      When a wave is confined to a specific place, only certain wavelengths--those that can fit the space available--are allowed. These allowed waves reflect from the boundaries of the space and the reflection reinforces the original wave (constructive interference). All other wavelengths cancel each other out by destructive interference.
    • ChemPaths UW-Madison
       
      Has anyone determined the pattern in the frequencies for the videos?
Justin Shorb

ChemPaths: Standing Waves: Chladni Plate - 0 views

  • It will produce a loud sound when a resonant frequency is reached.
    • Alex Schwartz
       
      Loud sound also produced by resonant frequencies...notice, resonant light waves produce visibly pleasing results while sound waves produce audibly noticable results.
    • Justin Shorb
       
      Yes, and resonate frequencies can produce non-pleasing results - the age old "shattering wine glass" which happens when an opera singer hits just the right 'resonating' high pitch!
Jongmin Lee

ChemPaths: Black Body Radiation - 0 views

    • Jongmin Lee
       
      Radiation It was discovered that normal objects actually emit radiation, or "glow". At room temperatures, this light that is emitted is usually not visible. But as has been seen on television, the use of night goggles permits the wearer to see infrared light. Warmer objects (like human bodies) appear to glow brighter. This is called black body radiation.
ChemPaths UW-Madison

Assignment: Wave Tutorial - 89 views

Greetings 109H Students! This forum contains posts and discussions about Diigo-based assignments. Feel free to leave comments here regarding questions and the ChemPaths administrator will get back...

109h

started by ChemPaths UW-Madison on 03 Sep 08 no follow-up yet
Justin Shorb

Thermo-chemistry - 0 views

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    Does anyone understand why melting ice is endothermic?
Michael Nonte

Mechanical Waves - 0 views

    • Michael Nonte
       
      On this page: -Propagation -Frequency -Wavelength
ChemPaths UW-Madison

Wave Tutorial - 0 views

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    Walking students from basic wave mechanics on toward the idea of the electron as a confined wave.
John Moore

Diigo Annotation Tutorial - 0 views

    • John Moore
       
      Which is better? Presumably the tool bar is more powerful but the Diigolet is easier to use. Is that right?
    • Justin Shorb
       
      I think that the Digolet is actually easier, and doesn't require an install. The toolbar is more powerful, and the show/hide feature is nice. Try visiting this website to see where a show/hide feature would be nice: http://mashable.com/2006/07/24/diigo-launches-nobody-cares/
ChemPaths UW-Madison

Atomic Structure and Isotopes - 0 views

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    Hi!
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    Atomic and Ionic Radii | Boron Family | P-Block Elements | IIT-JEE NEET youtube.com/watch?v=fqK9e_jqKLU
ChemPaths UW-Madison

Electron Configurations - 6 views

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    This site is very helpful for problem 43.
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