Question

Which microscopic properties allow Kevlar and spider silk to be so strong?

• large strongly charged atoms and forces within tight coils of molecules

• strong chains of molecules that form tight balls

• large strongly charged atoms with strong intermolecular forces between layers

• strong chains of molecules and strong intermolecular forces between layers

Answer 1

The microscopic properties that allow Kevlar and spider silk to be so strong are strong chains of molecules and strong intermolecular forces between layers.

Step-by-step explanation: