Paper Plate Education
Activity: Orbit Basics II
The following text was written by Jeanne Bishop as part of a series of in-planetarium lesson plans. Used with permission.
PLANET ORBIT. Elliptical
plate, round yellow sticker, a smaller round sticker of a different color,
marker: Place the larger sticker to
one side of the center of the plate. Label
it "Sun." Without pushing
down firmly, put the small sticker at the place where it will be farthest from
the sun. Pick it up on a finger and
move it counterclockwise around the rim of the plate.
Stop moving it when it is closest to the sun. Finish making a revolution, coming back to the beginning
place. Stick it in place. Explain how different planets, comets, and asteroids have
orbits like the plate. They are
Contributed by Jeanne Bishop.
GLPA Proceedings, 1993, p. 36.
Copyright ©2012 Chuck Bueter. All rights reserved.