Catapults
by
5thgradefeeley
Last updated 6 years ago
Discipline:
Science Subject:
Technology
Grade:
5


How it works*pull back the throwing arm and let go (you might have to hold the base)
Catapults!
Parts of a catapult*Base *Throwing arm*Crossbar *Something stretchy
Types*Ballista *Trebuchet*Onager *Mangonel*Slingshot *Crossbow
Sourceswww.studymode.comwww.ehow.comanswers.yahoo.com
Historical use*Used during the war to kill people
Present use*To lanch marshmellows,cucking pumpkins,andshooting random things at stuff
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