Download - DocumentJY
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Titleby:Jenna Yungmann
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??Problem??
Which method, the use of a lacrosse stick or barehanded, will increase the speed of a lacrosse ball when thrown and measurd by
a radar gun.
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Hypothesis
Based on the research, the ball will travel at a higher speed when thrown with a lacrosse stick.
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Materials
-yard or large field/area -girls lacrosse stick
-lacrosse ball -lacrosse or soccer goal
-2 scientists -radar gun
-tape measure
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The Experiment
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Radar gun used to detect miles
per hour.
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Throwing the lacrosse ball with lacrosse stick
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The lacrosse balls used in this experiment.
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Throwing the lacrosse ball with the hand
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Results
Like the hypothesis said the lacrosse ball traveled at a higher speed when thrown by a lacrosse stick
instead of by hand.
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The End Results Graph
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The End Result Chart
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For More InformationVisit 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