JY

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JY

  1. 1. Titleby:Jenna Yungmann
  2. 2. ??Problem?? Which method, the use of a lacrosse stickor barehanded, will increase the speed of alacrosse ball when thrown and measurd by a radar gun.
  3. 3. Hypothesis Based on the research, the ball will travel at ahigher speed when thrown with a lacrosse stick.
  4. 4. Materials -yard or large field/area -girls lacrosse stick -lacrosse ball-lacrosse or soccer goal -2 scientists -radar gun -tape measure
  5. 5. The Experiment
  6. 6. Radar gun used to detect miles per hour.
  7. 7. Throwing the lacrosse ball with lacrosse stick
  8. 8. The lacrosse balls used in this experiment.
  9. 9. Throwing the lacrosse ball with the hand
  10. 10. ResultsLike the hypothesis said the lacrosse ball traveledat a higher speed when thrown by a lacrosse stick instead of by hand.
  11. 11. The End Results Graph
  12. 12. The End Result Chart
  13. 13. For More Information Visit these sights.......http://www.ehow.com/info_11369424_lacrosse-shooting- science-fair-project.html http://www.physicsclassroom.com/class/energy/ u5l1d.cfmm http://www.lakotalacrosse.org/Page.asp? n=42165&org=lakotalacrosse.org

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