About

For Teachers

- motionofpersonning.mp4
- .DS_Store

Software Requirements

	Android	iOS	Windows	MacOS
with best with	no	no	need Java	need Java
support full-screen?	no	no	Yes	Yes
cannot work on	no mobile browser  understand Java....	no mobile browser  understand Java....	install Tracker from http://physlets.org/tracker/	install Tracker from http://physlets.org/tracker/

 

Credits

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end faq

Video

https://youtu.be/ZFyy3LYPVIg   tracker modeling explained by lookang lawrence wee

 

Tracker Motion of Person Progressive Model Building Pedagogy

model A no force

http://weelookang.blogspot.sg/2015/06/tracker-motion-of-person-progressive.html TRZ Download, Download2 Video Download, Download2 author video:  ning, model: lookang when fx = 0 , there is no motion, vx =0

 

http://weelookang.blogspot.sg/2015/06/tracker-motion-of-person-progressive.html TRZ Download, Download2 Video Download, Download2 author video:  ning, model: lookang when fx = 0 , there is no motion, vx =0, note that y = -0.1 is for visualization purposes.

 model B constant speed

http://weelookang.blogspot.sg/2015/06/tracker-motion-of-person-progressive.html TRZ Download, Download2 Video Download, Download2 author video:  ning, model: lookang when fx = 0 and initial vx = 1.54, there is constant velocity motion, vx =1.54. notice the model is some what correct but not a close enough mathematical representation of the real motion.

 

http://weelookang.blogspot.sg/2015/06/tracker-motion-of-person-progressive.html TRZ Download, Download2 Video Download, Download2 author video:  ning, model: lookang when fx = 0 , there is no motion, vx =1.54, note that y = -0.2 is for visualization purposes

 model C accelerate 

http://weelookang.blogspot.sg/2015/06/tracker-motion-of-person-progressive.html TRZ Download, Download2 Video Download, Download2 author video:  ning, model: lookang when fx = 0.965*2 (from data analysis trend line parabolic fit, coefficient of A which is \( \frac{1}{2}a \)) and initial vx = 0.2898 (from data analysis tool of mass A hand), there is constant acceleration motion. notice the model is some what getting better but still not a close enough mathematical representation of the real motion.

\( \frac{1}{2}a \)

http://weelookang.blogspot.sg/2015/06/tracker-motion-of-person-progressive.html TRZ Download, Download2 Video Download, Download2 author video:  ning, model: lookang when fx = 0.965*2 , and initial vx = 0.2898, there is constant acceleration motion,, note that y = -0.3 is for visualization purposes

model D accelerate fx = 0.965*2 N for t = 0 to 0.8 s and constant speed v =1.83 m/s for t> 0.8 s

http://weelookang.blogspot.sg/2015/06/tracker-motion-of-person-progressive.html TRZ Download, Download2 Video Download, Download2 author video:  ning, model: lookang when fx = if(t<0.8,0.965*2,0)  (computational thinking and mathematical demonstrating newton's 2nd and 1st law together) and initial vx = 0.2898 (from data analysis tool of mass A hand), there is constant acceleration motion. notice the model a close enough mathematical representation of the real motion.

 

http://weelookang.blogspot.sg/2015/06/tracker-motion-of-person-progressive.html TRZ Download, Download2 Video Download, Download2 author video:  ning, model: lookang when fx = if(t<0.8,0.965*2,0) , and initial vx = 0.2898, there is constant acceleration motion,, note that y = -0.4 is for visualization purposes

Tracker Motion of Person Progressive Model Building Pedagogy is made clear by lookang.
many thanks to the Open Source Physics community, +Douglas Brown and many more of them

end faq

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