INSANER Introduction

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Objective: To examine a catapult scenario in order to develop a plan for testing distances.

Core Question: What factors are involved when developing an investigation?

Drill: 1. Get a new paper from the SET. 2. Read the objective. 3. Complete the Drill.

INSANER Introduction

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In your Log Book list 3 things that you now know that will be helpful in the solving of the “Insaner” problem (using a catapult to launch an orb the greatest distance).

INSANER Introduction

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Catapult Simulation: http://www.globalspec.com/trebuchet/

INSANER Introduction

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INSANER Specification Sheet

Only the materials listed can be used in the design of the model.The launch arm can be any stiff rod or plane.You may not need all of the materials.The marshmallow (orb) must be launched from a stationary position.

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Remember:

Your task is to launch an airtight two-person orb the greatest distance off a catapult into a body of water!! 

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Restate the problem question in general terms.

How does the design of a catapult affect the distance a projectile is launched? 

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Possible Materials:Marshmallow Glue

Ruler/Meter StickProtractor

Pencil(s) TapePlastic Spoon Juice

CartonCraft Sticks Bottle capsCups Rubber

band(s)

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Think about the materials. How might they be used in the overall design of the catapult?

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Identify what needs to be observed and measured in order to solve the problem.

The distance a projectile is launched

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Homework: Draw some possible catapult designs.