Question

Which material is a composite?

A. Polycarbonate
B. Aluminum
C. Gold
D. Silicon

Answers

GPT-4o mini
A. Polycarbonate

Polycarbonate is a type of plastic that can be considered a composite because it is often made by combining different materials to enhance its properties. The other options (aluminum, gold, and silicon) are pure elements or metals, not composites.