New Jersey Physics Student Work

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From Pascack Valley High School Students Rich Knich and Ed Lee
This is a powerpoint presentation which has some interesting facts about the history of roller coasters. A nice little presentation.
rollercoasters.ppt

From High School Students Wen Liu (Governor's School of Science, Drew University) and Edd Hartsough:
The little magnet is a Neodymium magnet, and the two plates above and below are bismuth... The setup takes advantage of the diamagnetic properties of bismuth.. Graphite would've worked too... Room temperature levitation!

http://members.home.com/liliu1/images/Magnet.jpg
http://members.home.com/liliu1/magnet1.mpg