Read the Solid Off Its Particles

You'll learnto predict a solid's properties from its particle type and the force holding it together.

Four solids sit on the bench: one shatters, one melts in your hand, one conducts a current, one scratches glass. One question sorts all four, and every property falls out of the answer. Twelve short steps; press Next for each one.

12 STEPS · 6 QUICK CHECKS · THE SOLID SORTER · v5

what particles · what force · every property follows

Before you start

What you're looking at

Four particle pictures, one for each of four solids: a sugar cube, a salt crystal, a copper coin and a chip of quartz.

The question

What particles is a solid built from, and what force holds them together?

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