Technology Grade 9 Mini Pat Term 1 Memorandum !!hot!! Now

Triangles do not easily change shape under a load, making them the most rigid geometric shape for framework structures. Mechanical Advantage (If Pulleys/Gears are Used) Question: How does a system achieve mechanical advantage?

Do you need help designing a to use for grading your students? Share public link

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Discussion on the recyclability of materials (wood vs. plastic) and the impact of the bridge on the local ecosystem (e.g., disturbing riverbeds).

Identifying limitations (e.g., time, budget, tool availability). Triangles do not easily change shape under a

Use recyclable or biodegradable materials (like structural cardboard or wood off-cuts). Minimize waste by nesting parts efficiently before cutting. (2)

Forces acting in opposite directions across a material. Torsion: Twisting forces. 2. Structural Failure Share public link If you are looking for

The challenge is to design a that will provide year-round access to the other side of the river, solving the community's problem.

How would you modify the design to improve the strength-to-weight ratio? (Expected: Shorten member lengths, add more diagonal bracing, or use double-layered gusset plates). Phase 5: Communication (Total: 10 Marks)

Identifying the forces that act on those structures.