Presentation on theme: "Technology Work book / Text book. Term # 3 Materials – Constraints Lab Mechanical Function – Links Lab Complex Mechanical Function – Gears Lab Noise Maker."— Presentation transcript:
Activity # 1 Compression / Torsion / Deflection Get a partner Get a handout Get one box per table
Goal Observe the effects of various constraints on different types of materials
Materials Strip of Iron Strip of Polypropylene 3 Strips of Wood Bar Clamp Universal Clamp Retort Stand Ruler 1000-g weight with hook
Procedure Part A: Compression – Place the strip of iron between the jaws of the bar clamp and tighten the jaws – Loosen the jaws of the bar clamp and remove the strip of iron – Record the type of deformation you observe – Repeat steps 1 to 3 with the strip of polypropylene and wood
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