![]() ![]() – 10 points Uses a stretched elastic material (e.g. – 10 points Firing range is not adjustable. Scoring 100 points Machine built according to the above characteristics – 20 points Minimum range is not met. The longest allowable dimensions of height, length and width are 50 centimeters for each. ![]() It will have adjustable firing: One setting will yield a shorter range (at least 4 feet.), while another setting yields a longer range (at least 8 feet.) E. The payload range will be nearly constant (each payload lands within 15% of the other payloads.) D. (Without such a trigger, you would merely have a large slingshot.) C. It will have some kind of trigger or switch. rubber band.) If you build a trebuchet then you will need to use a pivoting beam and a counterweight. Catapults use torsion (energy stored in a twisted rope or other material.) Do not merely use a stretched elastic (e.g. Timeliness: Late projects lose 5 points per day. – Jack Handy, Deep Thoughts, Saturday Night Live Build an onager, ballista or trebuchet. Give me all your money, or I will fling an enormous rock at your head.” ) If you lived in the Dark Ages, and you were a catapult operator, I bet the most common question people would ask is, ‘Can’t you make it shoot farther?’ No. Nisi pecuniam omnem mihi dabis, ad caput tuum saxum immane mittam” ( “When catapults are outlawed, only outlaws will have catapults.” ) “Catapultam habeo. KnightForHire: How to build simple catapults Quotes Today’s Latin lesson: “Cum catapultae proscriptae erunt tum soli proscripti catapultas habebunt.” The name is the Latinized form of the Ancient Greek καταπέλτης – katapeltes, from κατά – kata (downwards, into, against) and πάλλω – pallo (to poise or sway a missile before it is thrown.) A catapult is any one of a number of non-handheld mechanical devices used to throw a projectile a great distance without the aid of an explosive substance-particularly various types of ancient and medieval siege engines. ![]()
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