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Chiming Catapults. The Team: Whitney, Jess, Amelia, Mariel, Meaghan, Emily, Haruna, and Mrs. Kelly. The Team From Stow Hale Middle School. Overview. The Design of Our Project. How We Got the Idea of Catapults. The History of Catapults. How we worked as team.
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Chiming Catapults The Team: Whitney, Jess, Amelia, Mariel, Meaghan, Emily, Haruna, and Mrs. Kelly The Team From Stow Hale Middle School.
Overview • The Design of Our Project • How We Got the Idea of Catapults • The History of Catapults • How we worked as team • Problems We Had Along the Way • The Science of Catapults
The Design of our Project Chimes Catapults Catapults
History of Catapults A “catapult” is any system that launches an object from a platform Onagers use twisted sinew to give them torque, or force Catapults were used for laying siege during the Middle Ages Catapults have been around since ancient times, and were used by the early Romans and Chinese
How we worked as a team Work Well as a Team We Had Some Problems • Deciding on Design • Getting Everyone Heard Solved Our Problems By: • Taking Turns Talking • Voting
Problems we had along the way Some problems we ran into and often didn’t have a solution for were… Getting our prototypes not to break. Having a working target (on the final,) Meeting our deadlines. And last but of course not least, Cooperating as a team, and putting our ideas together to hopefully make one good one.
Science of Catapults Torque is the force that powers catapults. The string produces our torque. Kinetic energy is the energy which moving objects possess.Example: a ball in the top cup of our catapult goes farther than the lower because,in a circular rotation, it has traveled farther and gained more energy. The angle at which a projectile is launched from the catapult determines how far and how high it will go.
Conclusion Our opinions of the program: Jessica: It’s fun but takes a lot of team work and cooperation. Amelia: It’s really fun and I would recommend it to anyone who’s interested in science. Meaghan: I liked it a lot, but it takes team work! Mariel: I like this project a lot, but you have to have patience and be able to work in a group. Whitney: It’s really fun and I learned a lot from it.
Thank You Louise For helping us use the tools, and livening up our day with her sense of humor Geoff For his imput on our project Janet For making sure we had fun (which we did) Haruna For virtually single handedly making over 240 chimes for our final product Emily For being helpful when we needed it most Mrs. Kelly For always providing us with helpful information and support by making sure we were on task Peter Wong & Dr. Miaoulis For introducing us to the spotlight
End Are There Any Questions? ? ? ? ? ? ? ? ? ?