Demonstrations

Globes, Planets and Satellites

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Code Number :	8A20.10
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. Further information regarding legal liability in use of demonstrations and labs will be found on the web site Injuries in School/College Laboratories in USA. The University of Iowa Disclaimers: University of Iowa Disclaimer All Rights Reserved..
Condition :	Good
Principle :	Planets and Satellites of the Solar System
Area of Study :	Solar System
Equipment :	Venus Globe, Mars Globe, Moon Globes, Terminator Line Model Globe, Earth with Satellite Model and Display Explanation, Chalk Globe - Large - on rolling stand, Chalk Globe - Small, Plain, Chalk Globe - Small with superimposed continents.
Procedure :	No Setup Required. The Chalk globes may be used to show that on a spherical surface the shortest distance between two points is not a straight line. Should the large chalk globe become chipped there is Blackboard Slating paint on hand to be used for touch-up. (Kept with the rest of the paints.) The Inflatable Globes may be purchased at Lenoch and Cilek or at most good toy stores.

References

Gordon McIntosh, "How Big Is a Planet?", TPT, Vol. 38, # 9, Dec. 2000, p. 534.

Charles, A. Eckroth, "Demonstrating the Rule for the Sum of Angles Inside a Triangle," TPT, Vol. 32, # 8, p. 506, Nov. 1994.

Amos Harpaz, "The Formation of a Planetary Nebula", TPT, Vol. 29, # 5, May 1991, p. 268.

B. Cameron Reed, "Dot Products and Great-Circle Distances", TPT, Vol. 26, # 5, May 1988, p. 280.

John G. Cramer, "Dinosaur Breath," Analog Science Fiction/Science Fact Magazine.

Janice VanCleave, "Planet Facts and Figures," A+ Projects in Astronomy, pp. 193.

Isaac Asimov, "At the Edge," Fantasy and Science Fiction Magazine.

Mail Questions and Comments to: Dale Stille