Question

the decrease in size of a substance is called what​

Answer 1

Answer:

ecresion

Explanation:

Answer 2

Answer:

When a substance cools off, the size of substance, vibrations, a temperature of the substance decreases, as the heat is dissipated out resulting in the decrease in the size of the substance, and the internal vibrations between the molecules also decrease as the temperature decreases, due to the loss of heat.