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TREBUCHETEXPERIMENTS
Trebuchet–TheFrenchinventedthisengineinthetwelfthcenturybytheorderofNapoleon.Thiswasusedasbothaweaponandasupplyenginebecauseitcouldlaunchobjectstothoseinneed.Thetrebuchethasaleverandapouchattachedtoittolaunchtheobject.Theobjectthatisflyingintheairiscalledprojectile.
Hypothesis:Whatobjectwilltravelthefarthest?Whichvariablewillbethebest?
Ithinkthe____________________________________travelthefarthestbecause___________________________________________________________________________________.
Materials:MindStormsNXT,NXTBrain,LegoPiecestoBuildTrebuchet,ErasersBig(20.8g)andMediumSize(11.8g),Chapstick(17.1g),Gumdrop(13.1g),PaperBall(4.6),HollowBall(13.0g)includedwithLegokit,andmeasuringtape.
Procedure:Pleasewritetheprocedureforoneobjectanddrawapictureofthetrebuchetwiththatobject.
Data:
Object
Trial1 Trial2 Trial3 Average
BigEraser
MediumEraser
Chapstick
GumDrop
PaperBall
PlasticBall
Results:Pleaseanalyzeyoudatabymakingabargraphofyourresults.
Object
Repeatthesameexperimentswithchangingthelengthofthearm.
Object
Trial1 Trial2 Trial3 Average
BigEraser
MediumEraser
Chapstick
GumDrop
PaperBall
PlasticBall
Results:Pleaseanalyzeyoudatabymakingabargraphofyourresults.
Repeatthesameexperimentschangingtheangelofthearm.
Object
Trial1 Trial2 Trial3 Average
BigEraser
MediumEraser
Chapstick
GumDrop
PaperBall
PlasticBall
Results:Pleaseanalyzeyoudatabymakingabargraphofyourresults.
Now,discusswhatyourresultsshow.
Conclusion:
Whatdoyourresultsshow?
Whatisyourhypothesis?
Wereyourightaboutyourhypothesis?
Howcouldtheexperimentbebetter?