Question

the expansion or contraction in ________ is too small to be seen easily.​

Answer 1

Answer:

answer

Explanation:

gas pressure or gass molecule

Answer 2

Answer:

Expansion and contraction :

Substances expand (increase in size) when they get warmer, and they contract (decrease in size) when they get cooler. This property can be useful.

the expansion or contraction in Gases and liquids ( fluids) is too small to be seen easily.

I Hope it helps you ☺️