Question

Roads often have to be repaved because they crack over time. Sometimes this cracking is due to the fact that the roads (as well as other objects) have a tendency to expand when heated and contract when cooled. Thermal expansion and contraction are examples of

Answer 1

dang yall ain't got the answer slime

Step-by-step explanation:

NLE

Answer 2

physical properties? the relationship between heat, pressure and volume?
^^^those are right but are there options?