Aha Trivia Stuff Everyone Should Know
Aha Trivia: Stuff Everyone Should Know · ahatrivia.com/mb-composite-materials-a51f88373670

What does a sandwich composite use between two stiff skins?

A lightweight thick core.

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  1. A layer of water
  2. A solid steel block
  3. A lightweight thick core ✔

Why: Thin stiff skins bonded to a lightweight thick core give high bending stiffness at low density.

Huh, didn't know that: Thin stiff skins bonded to a lightweight thick core give high bending stiffness at low density.

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References

Answer: A lightweight thick core. Thin stiff skins bonded to a lightweight thick core give high bending stiffness at low density.

  1. Composite material en.wikipedia.org/wiki/Composite_material
    attaching two thin but stiff skins to a lightweight but thick core
    Checked 2026-11-07.

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