Rolling Uphill


MPEG Movie (5.69 MB)
Mysterious Hill (YouTube)

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 Code Number :   1J11.50  

Disclaimer:

Reprinted by permission of Dick Berg, University of Maryland, for use on this website.

The demonstrations contained and referenced herein are listed for the purposes of cataloging and describing physics demonstrations which should be conducted only under the direction of a trained instructional support professional or physicist. These demonstrations are not presented for the purpose of being conducted by persons unconnected to this Facility and/or persons not consulting with or being supervised by the recognized instructional support professional or physicist and his/her staff. The University is responsible only for those demonstrations carried out using its own equipment using established safety and scheduling policies, and bears no responsibility for those choosing to use this source material for their own purposes. All demonstrations described and contained herein are public domain, and can also be found in reference materials in libraries, bookstores, and electronic sources.

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Condition :   Good  
Principle :   Exchange of Potential and Kinetic Energy  
Area of Study :  Mechanics   
Equipment :   Wooden track (non-level), Double cone for wooden track.

Procedure :   Move the cone to the end of the track and let it go, it will appear to roll uphill.  However, if you observe the axle of the cone you will see that it is actually traveling downward.
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   Web Sites


Secrets of Mysterious Hills Revealed:

http://www.youtube.com/watch?v=to9cvh8N7G4

 

 

 

 

 

   References
 

Nuri Balta,  "New Versions of the Rolling Double Cone",  TPT, Vol. 40, # 3, p. 156, March 2002.

"Figuring Physics",  TPT, Vol. 38, # 8, p. 482, Nov. 2000.

Martin Gardner, "The Ball that Rolls Uphill", TPT, Vol. 34, # 6, p. 461, Sept. 1996.

Paul Chagnon,  "Animated Displays III: Mechanical Puzzles",  TPT, Vol. 31, # 1, p. 32, January 1993.

R. D. Edge, "String and Sticky Tape Experiments, An "Antigravity" Experiment", TPT, Vol. 16, # 1, Jan. 1978, p. 46.

 

Sohang C. Gandhi, Costas J. Efthimiou, "The Ascending Double Cone: A Closer Look at a Familiar Demonstration", European Journal of Physics, June 2005, p. 681.

 

Mr-1: Freier and Anderson,  A Demonstration Handbook for Physics.

 

M- 482:  "Double Cone - High Wire Toy",  DICK and RAE Physics Demo Notebook.

 

 

 

 

Tik Liem, "Rolling Uphill", Investigation to Science Inquiry, p. 317.

 

"230, Antigravity",  Christopher P. Jargodzki and Franklin Potter,  Mad About Physics, p. 91, 227.

Janice VanCleave, "Up Hill", 200 Gooey, Slippery, Slimy, Weird, Funny Experiments, p. 94.



Mail Questions and Comments to:  Dale Stille