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9.20 o13.2 k hogan

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Physikos 5: K Hogan

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9.20 o13.2 k hogan

  1. 1. Free Software forTeaching Physics Kent Hogan Onslow College
  2. 2. If we have time…• Useful equipment• Images• Sound• Graphing• Applets• Google Earth• Video
  3. 3. Useful equipment• ‘Point & shoot’ camera (not video camera)• High speed camera• Tripod• Workshop light• Digital audio recorder• USB cables• Flash drives
  4. 4. Pixel Rulerhttp://www.mioplanet.com/products/pixelruler/
  5. 5. MBRulerhttp://www.markus-bader.de/MB-Ruler/
  6. 6. Gimphttp://www.gimp.org/
  7. 7. Scopehttp://www.zeitnitz.de/Christian/scope_en
  8. 8. Audacityhttp://audacity.sourceforge.net/
  9. 9. Excel 12,000 µF 4 3 50 V 2 40 V Speed (ms-1) 1 30 V 0 20 V Voltage (V) 0.025 0.05 0.075 10 V Inductance (mH) 0.1(I know, its not free, but most people have it)
  10. 10. Graphhttp://www.padowan.dk/graph/ Advantages over Excel: • Plot function • Better curve fitting options
  11. 11. Appletshttp://phet.colorado.edu/
  12. 12. Ripple Tankhttp://www.falstad.com
  13. 13. Google Earth
  14. 14. Wolfram Online Integratorhttp://integrals.wolfram.com/index.jsp
  15. 15. Trackerhttp://www.cabrillo.edu/~dbrown/tracker/– Java based– Much, more stable than it used to be– Linear, rotational motion– Easy to export data– Cool new features • Perspective adjustment • Autotrack
  16. 16. Moving Centre of Rotation
  17. 17. Perspective correction
  18. 18. Autotrack
  19. 19. For Steve… Motion of top Time (s) 0 0 0.05 0.1 0.15 0.2 0.25 -0.2 200g 180g -0.4 160g 140g -0.6 120gHeight (m) 100g -0.8 h = -3.6535t -1 h= -4.25t -1.2 h = -5.7977t -1.4 h = -6.7492t h = -10.056t h = -7.7206t -1.6
  20. 20. With thanks to…• Graeme Finnie• Stanley Roache• Evan Simmers• Jared Lee• Oliver Hughes
  21. 21. Contact me if you want the list… kent.hogan@onslow.school.nzFolder with some of the software (80MB ish) see me

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