Rubber can be stretched a lot because:

  1. its atoms are in a rigid lattice
  2. it is a metal
  3. its coiled polymer chains straighten out
  4. it has no bonds
Answer

C) its coiled polymer chains straighten out

Releasing the force lets the chains coil up again. SLO P-11-B-22 · Understanding

Physics MCQ · More Deformation of Solids MCQs · Practise