Question

Expansion and contraction occur in
(A) Solids
(B) gases
(C) liquids
(D) all of these​

Answer 1

Answer:

D] All of these

Thermal Expansion and Contraction. Materials expand or contract when subjected to changes in temperature. Most materials expand when they are heated, and contract when they are cooled. The expansion and contraction with changes in temperature occur regardless of the structure's cross-sectional area.

Answer 2

Answer:

solid is the answer hope it will help