Twists and turns : forces in motion /
Nathan Lepora.
- North american ed.
- Pleasantville, NY : Gareth Stevens Pub., 2008.
- 32 p. : col. ill. ; 26 cm.
- The science behind thrill rides. .
- Lepora, Nathan. Science behind thrill rides. .
Includes index.
The best roller coasters have plenty of loops and sudden turns and it's almost impossible to keep from being thrown to the sides of the car -- it's all part of the fun! Learn about the forces that combine to create the rides you love.