Subjects / JC Applied Technology / Strand 1: Principles and practices

Structures and forces

Tension, compression and how shapes like triangles make structures strong.

In review 1st Year2nd Year3rd Year Common

15practice questions

Fill the gaps: 2 · Match the pairs: 1 · Multiple choice: 5 · Select all that apply: 1 · Numeric answer: 3 · Put in order: 1 · Short answer: 1 · Written answer (self/teacher assessed): 1

Each question has up to three hints, a worked explanation, and is tracked in your progress and review plan.

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Multiple choice

Why are triangles used so often in bridges, roof trusses and pylons?

ATriangles look more modern BTriangles stop metal from rusting CTriangles use more material, which makes them heavier DA triangle cannot change shape unless one of its sides changes length, so it is rigid

Hint 1

Try pushing on the corner of a square frame made with loose joints.

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