Question

definition of change in size​

Answer 1

Answer:

Change in size means the object's size changes.

Explanation:

Answer 2

Answer:

on heating of absence of molecules move faster and the space occupied by them increases this causes the increase in overall volume of the substance that heat cause a suspension similarly on cooling substance in init volume decreases the increase in volume of a substance due to heating is called thermal expansion a decrease in volume of a substance due to cooling is called contraction hope you hope It helped you guys...